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LOANS HELD FOR INVESTMENT - Selected Information on TDRs Includes Recorded Investment by Loan Class and Modification Type (Detail) - Entity Loan Modification Program [Member] - USD ($)
$ in Thousands
Mar. 31, 2020
Dec. 31, 2019
Mar. 31, 2019
Dec. 31, 2018
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment $ 497,295 $ 487,997 $ 589,795 $ 582,647
Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 311,363 316,649    
Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 4,275 4,321    
Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 82,719 66,849    
Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 74,332 74,979    
Consumer Portfolio Segment [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 24,600      
Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 14,186 14,540    
Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,551 1,532    
Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,074 1,073    
Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 5,041 5,263    
Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,754 2,791    
Interest rate below market [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 25,447 26,068    
Interest rate below market [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 19,098 19,570    
Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 23 24    
Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 561 579    
Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 3,766 3,810    
Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 24 26    
Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,975 2,059    
Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Maturity or term extension [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 33,451 34,682    
Maturity or term extension [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 11,976 11,600    
Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,436 2,469    
Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 14,786 16,160    
Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,259 2,276    
Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 779 898    
Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 33 40    
Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 36 43    
Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,146 1,196    
Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Combination of reduction in interest rateand extension of maturity [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 281,794 289,303    
Combination of reduction in interest rateand extension of maturity [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 216,114 221,667    
Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,634 1,639    
Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 11,481 12,077    
Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 40,598 40,896    
Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 6,641 7,393    
Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 897 1,066    
Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 773 845    
Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 923 953    
Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,733 2,767    
Forgiveness of principal and/or interest [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 198 346    
Forgiveness of principal and/or interest [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 142    
Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 177 180    
Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 21 24    
Forbearance Agreement [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 39,055 20,682    
Forbearance Agreement [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 223 142    
Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 19,056 692    
Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 19,776 19,848    
Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Other Loan Modifications [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 117,350 116,916    
Other Loan Modifications [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 63,952 63,670    
Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 182 189    
Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 36,835 37,199    
Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 7,933 8,149    
Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 6,766 6,249    
Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 621 426    
Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 241 159    
Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 820 875    
Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 487,253 477,776    
Puerto Rico and Virgin Islands regions [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 307,883 313,147    
Puerto Rico and Virgin Islands regions [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 4,275 4,321    
Puerto Rico and Virgin Islands regions [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 82,427 66,534    
Puerto Rico and Virgin Islands regions [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 68,853 69,451    
Puerto Rico and Virgin Islands regions [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 14,093 14,424    
Puerto Rico and Virgin Islands regions [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,551 1,532    
Puerto Rico and Virgin Islands regions [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,074 1,073    
Puerto Rico and Virgin Islands regions [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 4,343 4,503    
Puerto Rico and Virgin Islands regions [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,754 2,791    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 21,532 22,119    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 18,096 18,561    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 23 24    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 561 579    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 890 909    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 24 26    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,938 2,020    
Puerto Rico and Virgin Islands regions [Member] | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 32,112 33,311    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 11,566 11,188    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,436 2,469    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 14,786 16,160    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,404 1,414    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 705 801    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 33 40    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 36 43    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,146 1,196    
Puerto Rico and Virgin Islands regions [Member] | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 277,809 285,287    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 214,077 219,618    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,634 1,639    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 11,481 12,077    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 38,850 39,131    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 6,622 7,374    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 897 1,066    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 773 845    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 742 770    
Puerto Rico and Virgin Islands regions [Member] | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,733 2,767    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 198 346    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 142    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 177 180    
Puerto Rico and Virgin Islands regions [Member] | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 21 24    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 39,055 20,682    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 223 142    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 19,056 692    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 19,776 19,848    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 116,547 116,031    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 63,921 63,638    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 182 189    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 36,543 36,884    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 7,933 8,149    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 6,766 6,249    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 621 426    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 241 159    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 340 337    
Puerto Rico and Virgin Islands regions [Member] | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 10,042 10,221    
Florida region | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 3,480 3,502    
Florida region | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 292 315    
Florida region | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 5,479 5,528    
Florida region | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 93 116    
Florida region | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 698 760    
Florida region | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Interest rate below market [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 3,915 3,949    
Florida region | Interest rate below market [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,002 1,009    
Florida region | Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Interest rate below market [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,876 2,901    
Florida region | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 37 39    
Florida region | Interest rate below market [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Maturity or term extension [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,339 1,371    
Florida region | Maturity or term extension [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 410 412    
Florida region | Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Maturity or term extension [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 855 862    
Florida region | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 74 97    
Florida region | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Maturity or term extension [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Combination of reduction in interest rateand extension of maturity [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 3,985 4,016    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 2,037 2,049    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 1,748 1,765    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 19 19    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 181 183    
Florida region | Combination of reduction in interest rateand extension of maturity [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forgiveness of principal and/or interest [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Forbearance Agreement [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Other Loan Modifications [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 803 885    
Florida region | Other Loan Modifications [Member] | Residential Portfolio Segment [Member] | Conventional Loan [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 31 32    
Florida region | Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Construction Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Commercial And Industrial Sector [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 292 315    
Florida region | Other Loan Modifications [Member] | Commercial Portfolio Segment [Member] | Mortgage Receivable [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Auto loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Finance Leases [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Personal Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 0 0    
Florida region | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Other Loans [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment 480 538    
Florida region | Other Loan Modifications [Member] | Consumer Portfolio Segment [Member] | Credit cards [Member]        
Financing Receivable, Troubled Debt Restructuring [Line Items]        
Financing Receivable, Modifications, Recorded Investment $ 0 $ 0