Credit quality indicators of non-covered loans held-in-portfolio based obligor risk ratings (Detail) (USD $)	Jun. 30, 2012		Dec. 31, 2011
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	$ 24,682,139,000		$ 24,951,299,000
Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	11,933,991,000		12,486,069,000
Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	719,508,000		786,765,000
Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	7,016,449,000		6,691,414,000
Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	509,829,000		648,409,000
Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	537,917,000		548,706,000
Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,964,445,000		3,789,936,000
Non Covered Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	20,665,809,000		20,602,596,000
Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	871,924,000		808,933,000
Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,625,014,000		2,665,499,000
Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,636,039,000		2,817,266,000
Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,469,838,000		3,681,629,000
Non Covered Loans [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,602,815,000		9,973,327,000
Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	249,743,000		239,939,000
Non Covered Loans [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,899,973,000		5,518,460,000
Non Covered Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	509,829,000		648,409,000
Non Covered Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	537,917,000		548,706,000
Non Covered Loans [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,865,532,000		3,673,755,000
Non Covered Loans [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,209,868,000		1,230,029,000
Non Covered Loans [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	525,093,000		557,894,000
Non Covered Loans [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,352,993,000		1,130,593,000
Non Covered Loans [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	539,899,000		518,476,000
Non Covered Loans [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	237,679,000		236,763,000
Non Covered Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	929,952,000		981,730,000
Non Covered Loans [Member] | Watch [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	61,593,000		71,755,000
Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	266,199,000		369,603,000
Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	209,792,000		222,484,000
Non Covered Loans [Member] | Watch [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	361,255,000		278,208,000
Non Covered Loans [Member] | Watch [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	898,839,000		942,050,000
Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,536,000		5,447,000
Non Covered Loans [Member] | Watch [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	28,577,000		34,233,000
Non Covered Loans [Member] | Watch [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Watch [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	728,471,000		790,948,000
Non Covered Loans [Member] | Special Mention Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	10,035,000		8,928,000
Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	205,141,000		182,351,000
Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	184,996,000		213,450,000
Non Covered Loans [Member] | Special Mention Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	259,407,000		309,066,000
Non Covered Loans [Member] | Special Mention Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	659,579,000		713,795,000
Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	31,922,000		38,429,000
Non Covered Loans [Member] | Special Mention Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	36,970,000		38,724,000
Non Covered Loans [Member] | Special Mention Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Special Mention Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Substandard Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,762,032,000		2,889,823,000
Non Covered Loans [Member] | Substandard Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	94,606,000		81,248,000
Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	479,813,000		441,862,000
Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	790,674,000		827,279,000
Non Covered Loans [Member] | Substandard Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	528,671,000		542,460,000
Non Covered Loans [Member] | Substandard Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,893,764,000		1,892,849,000
Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	96,886,000		123,658,000
Non Covered Loans [Member] | Substandard Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	605,764,000		664,007,000
Non Covered Loans [Member] | Substandard Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	115,010,000		148,629,000
Non Covered Loans [Member] | Substandard Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,492,000		1,365,000
Non Covered Loans [Member] | Substandard Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	47,116,000		59,315,000
Non Covered Loans [Member] | Substandard Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	24,037,000		27,108,000
Non Covered Loans [Member] | Substandard Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,712,000		6,531,000
Non Covered Loans [Member] | Substandard Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	10,466,000		8,651,000
Non Covered Loans [Member] | Substandard Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,090,000		6,836,000
Non Covered Loans [Member] | Substandard Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,811,000		10,189,000
Non Covered Loans [Member] | Doubtful Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,283,000		12,429,000
Non Covered Loans [Member] | Doubtful Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,741,000		2,886,000
Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,043,000		4,631,000
Non Covered Loans [Member] | Doubtful Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,201,000		3,326,000
Non Covered Loans [Member] | Doubtful Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	7,985,000		10,843,000
Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,298,000		1,586,000
Non Covered Loans [Member] | Doubtful Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Doubtful Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	12,118,000		16,461,000
Non Covered Loans [Member] | Loss | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,025,000		1,458,000
Non Covered Loans [Member] | Loss | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,025,000		1,458,000
Non Covered Loans [Member] | Loss | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Loss | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,552,000		4,277,000
Non Covered Loans [Member] | Loss | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,541,000		10,726,000
Non Covered Loans [Member] | Loss | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,000		0
Non Covered Loans [Member] | Loss | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	8,729,000		10,046,000
Non Covered Loans [Member] | Loss | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	800,000		652,000
Non Covered Loans [Member] | Loss | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,000		28,000
Non Covered Loans [Member] | Loss | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
Non Covered Loans [Member] | Pass Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	16,223,953,000		15,911,205,000
Non Covered Loans [Member] | Pass Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	705,690,000		647,002,000
Non Covered Loans [Member] | Pass Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,671,120,000		1,668,797,000
Non Covered Loans [Member] | Pass Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,448,534,000		1,549,422,000
Non Covered Loans [Member] | Pass Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,316,279,000		2,547,111,000
Non Covered Loans [Member] | Pass Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,141,623,000		6,412,332,000
Non Covered Loans [Member] | Pass Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	117,101,000		70,819,000
Non Covered Loans [Member] | Pass Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,294,209,000		4,854,453,000
Non Covered Loans [Member] | Pass Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	329,272,000		426,823,000
Non Covered Loans [Member] | Pass Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	532,873,000		543,064,000
Non Covered Loans [Member] | Pass Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,808,875,000		3,603,714,000
Non Covered Loans [Member] | Pass Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,185,828,000		1,202,921,000
Non Covered Loans [Member] | Pass Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	511,652,000		541,317,000
Non Covered Loans [Member] | Pass Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,341,727,000		1,121,290,000
Non Covered Loans [Member] | Pass Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	533,800,000		511,612,000
Non Covered Loans [Member] | Pass Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	235,868,000		226,574,000
Non Covered Loans [Member] | Classified Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,441,856,000		4,691,391,000
Non Covered Loans [Member] | Classified Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	166,234,000		161,931,000
Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	953,894,000		996,702,000
Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,187,505,000		1,267,844,000
Non Covered Loans [Member] | Classified Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,153,559,000		1,134,518,000
Non Covered Loans [Member] | Classified Loans [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,461,192,000		3,560,995,000
Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	132,642,000		169,120,000
Non Covered Loans [Member] | Classified Loans [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	605,764,000		664,007,000
Non Covered Loans [Member] | Classified Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	180,557,000		221,586,000
Non Covered Loans [Member] | Classified Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,044,000		5,642,000
Non Covered Loans [Member] | Classified Loans [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	56,657,000		70,041,000
Non Covered Loans [Member] | Classified Loans [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	24,040,000		27,108,000
Non Covered Loans [Member] | Classified Loans [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	13,441,000		16,577,000
Non Covered Loans [Member] | Classified Loans [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	11,266,000		9,303,000
Non Covered Loans [Member] | Classified Loans [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,099,000		6,864,000
Non Covered Loans [Member] | Classified Loans [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,811,000		10,189,000
PUERTO RICO
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	18,932,561,000		19,188,842,000
PUERTO RICO | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	8,494,456,000		8,983,324,000
PUERTO RICO | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	671,529,000		707,767,000
PUERTO RICO | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,930,697,000		5,862,437,000
PUERTO RICO | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	537,917,000		548,706,000
PUERTO RICO | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,297,962,000		3,086,608,000
PUERTO RICO | Non Covered Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	14,916,231,000	[1]	14,840,139,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	116,244,000	[1]	123,116,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,279,508,000	[1]	1,261,506,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,076,476,000	[1]	2,231,426,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,691,052,000	[1]	2,854,534,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,163,280,000	[1]	6,470,582,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	201,764,000	[1]	160,941,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,814,221,000	[1]	4,689,483,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	537,917,000	[1]	548,706,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,199,049,000	[1]	2,970,427,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,196,134,000	[1]	1,215,820,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	18,581,000	[1]	20,051,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,209,432,000	[1]	983,188,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	538,655,000	[1]	516,264,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	236,247,000	[1]	235,104,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	655,564,000	[1]	629,751,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	287,000	[1]	420,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	137,245,000	[1]	177,523,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	186,916,000	[1]	201,375,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	330,095,000	[1]	248,188,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	654,543,000	[1]	627,506,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,021,000	[1]	2,245,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Watch [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	596,283,000	[1]	638,310,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	680,000	[1]	698,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	146,922,000	[1]	134,266,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	171,420,000	[1]	192,591,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	245,339,000	[1]	282,935,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	564,361,000	[1]	610,490,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	31,922,000	[1]	27,820,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Special Mention Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,053,525,000	[1]	2,094,555,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	15,313,000	[1]	11,848,000	[2]
Weighted average obligor risk rating	11.93		11.91	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	239,331,000	[1]	210,596,000	[2]
Weighted average obligor risk rating	11.26		11.23	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	660,891,000	[1]	680,912,000	[2]
Weighted average obligor risk rating	11.55		11.56	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	455,750,000	[1]	439,853,000	[2]
Weighted average obligor risk rating	11.36		11.40	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,371,285,000	[1]	1,343,209,000	[2]
Weighted average obligor risk rating	11.44		11.46	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	63,702,000	[1]	69,562,000	[2]
Weighted average obligor risk rating	11.77		11.76	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	572,893,000	[1]	626,771,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,492,000	[1]	1,365,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	42,153,000	[1]	53,648,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	23,639,000	[1]	26,373,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,236,000	[1]	1,757,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,427,000	[1]	8,523,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,055,000	[1]	6,830,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Substandard Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,796,000	[1]	10,165,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,283,000	[1]	12,429,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,741,000	[1]	2,886,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,043,000	[1]	4,631,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,201,000	[1]	3,326,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	7,985,000	[1]	10,843,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,298,000	[1]	1,586,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Doubtful Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,262,000	[1]	9,750,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,025,000	[1]	1,458,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,025,000	[1]	1,458,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,552,000	[1]	4,277,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,685,000	[1]	4,015,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,512,000	[1]	3,456,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	173,000	[1]	559,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Loss | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0	[1]	0	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	11,595,314,000	[1]	11,455,344,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	99,964,000	[1]	110,150,000	[2]
Weighted average obligor risk rating	5.31		5.92	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	753,269,000	[1]	736,235,000	[2]
Weighted average obligor risk rating	7.10		7.16	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,055,206,000	[1]	1,151,917,000	[2]
Weighted average obligor risk rating	6.91		6.85	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,655,642,000	[1]	1,878,774,000	[2]
Weighted average obligor risk rating	6.69		6.62	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,564,081,000	[1]	3,877,076,000	[2]
Weighted average obligor risk rating	6.83		6.79	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	103,821,000	[1]	59,728,000	[2]
Weighted average obligor risk rating	7.92		7.84	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,241,328,000	[1]	4,062,712,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	532,873,000	[1]	543,064,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,153,211,000	[1]	2,912,764,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,172,495,000	[1]	1,189,447,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	13,833,000	[1]	14,838,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,199,832,000	[1]	974,106,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	532,600,000	[1]	509,434,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Pass Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	234,451,000	[1]	224,939,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,320,917,000	[1]	3,384,795,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	16,280,000	[1]	12,966,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	526,239,000	[1]	525,271,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,021,270,000	[1]	1,079,509,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,035,410,000	[1]	975,760,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,599,199,000	[1]	2,593,506,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	97,943,000	[1]	101,213,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	572,893,000	[1]	626,771,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Finance Leases Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,044,000	[1]	5,642,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	45,838,000	[1]	57,663,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	23,639,000	[1]	26,373,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,748,000	[1]	5,213,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,600,000	[1]	9,082,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	6,055,000	[1]	6,830,000	[2]
PUERTO RICO | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,796,000	[1]	10,165,000	[2]
UNITED STATES | Non Covered Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,749,578,000		5,762,457,000
UNITED STATES | Non Covered Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	755,680,000		685,817,000
UNITED STATES | Non Covered Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,345,506,000		1,403,993,000
UNITED STATES | Non Covered Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	559,563,000		585,840,000
UNITED STATES | Non Covered Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	778,786,000		827,095,000
UNITED STATES | Non Covered Loans [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,439,535,000		3,502,745,000
UNITED STATES | Non Covered Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	47,979,000		78,998,000
UNITED STATES | Non Covered Loans [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,085,752,000		828,977,000
UNITED STATES | Non Covered Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	509,829,000		648,409,000
UNITED STATES | Non Covered Loans [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	666,483,000		703,328,000
UNITED STATES | Non Covered Loans [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	13,734,000		14,209,000
UNITED STATES | Non Covered Loans [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	506,512,000		537,843,000
UNITED STATES | Non Covered Loans [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	143,561,000		147,405,000
UNITED STATES | Non Covered Loans [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,244,000		2,212,000
UNITED STATES | Non Covered Loans [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,432,000		1,659,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	274,388,000		351,979,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	61,306,000		71,335,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	128,954,000		192,080,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	22,876,000		21,109,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	31,160,000		30,020,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	244,296,000		314,544,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,515,000		3,202,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	28,577,000		34,233,000
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Watch [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	132,188,000		152,638,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,355,000		8,230,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	58,219,000		48,085,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	13,576,000		20,859,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	14,068,000		26,131,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	95,218,000		103,305,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		10,609,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	36,970,000		38,724,000
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Special Mention Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Substandard Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	708,507,000		795,268,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	79,293,000		69,400,000
Weighted average obligor risk rating	11.28		11.20
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	240,482,000		231,266,000
Weighted average obligor risk rating	11.38		11.35
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	129,783,000		146,367,000
Weighted average obligor risk rating	11.31		11.41
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	72,921,000		102,607,000
Weighted average obligor risk rating	11.28		11.38
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	522,479,000		549,640,000
Weighted average obligor risk rating	11.33		11.35
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	33,184,000		54,096,000
Weighted average obligor risk rating	11.36		11.78
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	32,871,000		37,236,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	115,010,000		148,629,000
Weighted average obligor risk rating	11.39		11.45
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,963,000		5,667,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	398,000		735,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,476,000		4,774,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,039,000		128,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	35,000		6,000
UNITED STATES | Non Covered Loans [Member] | Substandard Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	15,000		24,000
UNITED STATES | Non Covered Loans [Member] | Doubtful Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Doubtful Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,856,000		6,711,000
UNITED STATES | Non Covered Loans [Member] | Loss | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Loss | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,856,000		6,711,000
UNITED STATES | Non Covered Loans [Member] | Loss | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	3,000		0
UNITED STATES | Non Covered Loans [Member] | Loss | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	5,217,000		6,590,000
UNITED STATES | Non Covered Loans [Member] | Loss | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	627,000		93,000
UNITED STATES | Non Covered Loans [Member] | Loss | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	9,000		28,000
UNITED STATES | Non Covered Loans [Member] | Loss | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	0		0
UNITED STATES | Non Covered Loans [Member] | Pass Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	4,628,639,000		4,455,861,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	605,726,000		536,852,000
Weighted average obligor risk rating	7.14		7.09
UNITED STATES | Non Covered Loans [Member] | Pass Member | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	917,851,000		932,562,000
Weighted average obligor risk rating	7.02		7.00
UNITED STATES | Non Covered Loans [Member] | Pass Member | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	393,328,000		397,505,000
Weighted average obligor risk rating	6.94		7.04
UNITED STATES | Non Covered Loans [Member] | Pass Member | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	660,637,000		668,337,000
Weighted average obligor risk rating	6.87		6.85
UNITED STATES | Non Covered Loans [Member] | Pass Member | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	2,577,542,000		2,535,256,000
Weighted average obligor risk rating	6.83		6.99
UNITED STATES | Non Covered Loans [Member] | Pass Member | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	13,280,000		11,091,000
Weighted average obligor risk rating	7.24		7.52
UNITED STATES | Non Covered Loans [Member] | Pass Member | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,052,881,000		791,741,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	329,272,000		426,823,000
Weighted average obligor risk rating	7.45		7.47
UNITED STATES | Non Covered Loans [Member] | Pass Member | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	655,664,000		690,950,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	13,333,000		13,474,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	497,819,000		526,479,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	141,895,000		147,184,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,200,000		2,178,000
UNITED STATES | Non Covered Loans [Member] | Pass Member | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,417,000		1,635,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,120,939,000		1,306,596,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Multi Family [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	149,954,000		148,965,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Non Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	427,655,000		471,431,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Owner Occupied [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	166,235,000		188,335,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Commercial And Industrial Loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	118,149,000		158,758,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	861,993,000		967,489,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Commercial Real Estate Construction Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	34,699,000		67,907,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Mortgages
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	32,871,000		37,236,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Legacy [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	180,557,000		221,586,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Portfolio Segment Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	10,819,000		12,378,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Credit Card Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	401,000		735,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Home Equity Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	8,693,000		11,364,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Personal [Member]
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	1,666,000		221,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Loans Auto Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	44,000		34,000
UNITED STATES | Non Covered Loans [Member] | Classified Loans [Member] | Consumer Other Financing Receivable Member
Financing Receivable, Recorded Investment [Line Items]
Loans held-in-portfolio, net of unearned income	$ 15,000		$ 24,000

[1] Excludes covered loans acquired in the Westernbank FDIC-assisted transaction.

[2]  Excludes covered loans acquired in the Westernbank FDIC-assisted transaction.