Loans and Leases (Tables)

6 Months Ended

Jun. 30, 2013

Loans and Leases Receivable Disclosure [Abstract]

Loans And Leases Outstanding

Loans and leases outstanding include the following as of the dates indicated:

	June 30, 2013		December 31, 2012		June 30, 2012
	(dollars in thousands)
Acquired loans	$	1,443,336	$	1,809,235	$	1,999,351
Originated loans and leases:
Commercial:
Construction and land development	305,789		309,190		329,151
Commercial mortgage	6,135,068		6,029,435		5,883,116
Other commercial real estate	176,031		160,980		162,579
Commercial and industrial	997,504		1,038,530		989,341
Lease financing	352,818		330,679		320,703
Other	172,861		125,681		140,738
Total commercial loans	8,140,071		7,994,495		7,825,628
Noncommercial:
Residential mortgage	884,020		822,889		809,230
Revolving mortgage	2,123,814		2,210,133		2,268,210
Construction and land development	119,253		131,992		127,726
Consumer	388,311		416,606		431,664
Total noncommercial loans	3,515,398		3,581,620		3,636,830
Total originated loans and leases	11,655,469		11,576,115		11,462,458
Total loans and leases	$	13,098,805	$	13,385,350	$	13,461,809

	June 30, 2013						December 31, 2012						June 30, 2012
	Impaired at acquisition date		All other acquired loans		Total		Impaired at acquisition date		All other acquired loans		Total		Impaired at acquisition date		All other acquired loans		Total
	(dollars in thousands)
Acquired loans:
Commercial:
Construction and land development	$	41,572	$	119,161	$	160,733	$	71,225	$	166,681	$	237,906	$	86,056	$	186,389	$	272,445
Commercial mortgage	90,910		768,128		859,038		107,281		947,192		1,054,473		121,580		1,021,097		1,142,677
Other commercial real estate	23,716		58,188		81,904		35,369		71,750		107,119		29,199		86,588		115,787
Commercial and industrial	6,429		30,907		37,336		3,932		45,531		49,463		4,771		61,671		66,442
Other	—		1,018		1,018		—		1,074		1,074		—		1,228		1,228
Total commercial loans	162,627		977,402		1,140,029		217,807		1,232,228		1,450,035		241,606		1,356,973		1,598,579
Noncommercial:
Residential mortgage	36,740		220,232		256,972		48,077		249,849		297,926		55,585		266,468		322,053
Revolving mortgage	9,493		26,660		36,153		9,606		29,104		38,710		8,286		28,824		37,110
Construction and land development	8,616		393		9,009		15,136		5,657		20,793		31,767		7,527		39,294
Consumer	—		1,173		1,173		—		1,771		1,771		404		1,911		2,315
Total noncommercial loans	54,849		248,458		303,307		72,819		286,381		359,200		96,042		304,730		400,772
Total acquired loans	$	217,476	$	1,225,860	$	1,443,336	$	290,626	$	1,518,609	$	1,809,235	$	337,648	$	1,661,703	$	1,999,351

Composition Of The Loans And Leases Outstanding By Credit Quality Indicator

The composition of the loans and leases outstanding at June 30, 2013, December 31, 2012, and June 30, 2012, by credit quality indicator is provided below:

	Originated commercial loans and leases
Grade:	Construction  and land development		Commercial mortgage		Other commercial real estate		Commercial  and industrial		Lease financing		Other		Total originated commercial loans and leases
	(dollars in thousands)
June 30, 2013
Pass	$	283,342	$	5,833,551	$	170,071	$	874,336	$	345,443	$	171,332	$	7,678,075
Special mention	12,567		132,787		1,529		8,047		2,625		1,529		159,084
Substandard	9,827		157,689		4,125		12,025		4,000		—		187,666
Doubtful	53		9,048		80		2,156		750		—		12,087
Ungraded	—		1,993		226		100,940		—		—		103,159
Total	$	305,789	$	6,135,068	$	176,031	$	997,504	$	352,818	$	172,861	$	8,140,071
December 31, 2012
Pass	$	274,480	$	5,688,541	$	151,549	$	894,998	$	325,626	$	124,083	$	7,459,277
Special mention	14,666		166,882		2,812		13,275		1,601		837		200,073
Substandard	18,761		157,966		5,038		12,073		1,663		756		196,257
Doubtful	952		13,475		98		1,040		771		—		16,336
Ungraded	331		2,571		1,483		117,144		1,018		5		122,552
Total	$	309,190	$	6,029,435	$	160,980	$	1,038,530	$	330,679	$	125,681	$	7,994,495
June 30, 2012
Pass	$	289,974	$	5,488,595	$	149,977	$	832,372	$	315,119	$	139,722	$	7,215,759
Special mention	10,353		227,233		6,220		17,284		2,740		257		264,087
Substandard	27,266		146,806		5,821		15,109		1,867		742		197,611
Doubtful	1,232		13,660		265		1,457		517		—		17,131
Ungraded	326		6,822		296		123,119		460		17		131,040
Total	$	329,151	$	5,883,116	$	162,579	$	989,341	$	320,703	$	140,738	$	7,825,628

	Originated noncommercial loans and leases
	Residential mortgage		Revolving mortgage		Construction and land development		Consumer		Total originated noncommercial loans
	(dollars in thousands)
June 30, 2013
Current	$	854,345	$	2,110,414	$	117,618	$	385,053	$	3,467,430
30-59 days past due	14,626		7,587		630		1,774		24,617
60-89 days past due	2,427		2,134		8		847		5,416
90 days or greater past due	12,622		3,679		997		637		17,935
Total	$	884,020	$	2,123,814	$	119,253	$	388,311	$	3,515,398
December 31, 2012
Current	$	786,626	$	2,190,186	$	128,764	409,218		$	3,514,794
30-59 days past due	15,711		12,868		1,941		4,405		34,925
60-89 days past due	7,559		3,200		490		1,705		12,954
90 days or greater past due	12,993		3,879		797		1,278		18,947
Total	$	822,889	$	2,210,133	$	131,992	$	416,606	$	3,581,620
June 30, 2012
Current	$	781,632	$	2,251,428	$	125,096	$	427,223	$	3,585,379
30-59 days past due	12,601		10,131		1,352		1,993		26,077
60-89 days past due	3,659		2,460		447		975		7,541
90 days or greater past due	11,338		4,191		831		1,473		17,833
Total	$	809,230	$	2,268,210	$	127,726	$	431,664	$	3,636,830

	Acquired loans
Grade:	Construction and land development - commercial		Commercial mortgage		Other commercial real estate		Commercial and industrial		Residential mortgage		Revolving mortgage		Construction and land development - noncommercial		Consumer and other		Total acquired loans
	(dollars in thousands)
June 30, 2013
Pass	$	7,420	$	325,651	$	27,159	$	13,304	$	155,204	$	26,156	$	239	$	1,473	$	556,606
Special mention	23,189		197,890		6,472		11,446		12,073		1,951		—		25		253,046
Substandard	71,631		272,830		41,314		6,860		67,769		7,644		7,476		240		475,764
Doubtful	56,566		62,006		6,959		5,500		2,832		402		1,294		—		135,559
Ungraded	1,927		661		—		226		19,094		—		—		453		22,361
Total	$	160,733	$	859,038	$	81,904	$	37,336	$	256,972	$	36,153	$	9,009	$	2,191	$	1,443,336
December 31, 2012
Pass	$	17,010	$	376,974	$	33,570	$	19,451	$	172,165	$	29,540	$	334	$	1,617	$	650,661
Special mention	25,734		259,264		17,518		12,465		14,863		1,736		—		34		331,614
Substandard	105,061		344,542		44,335		14,698		83,193		7,434		17,190		239		616,692
Doubtful	87,445		73,016		11,696		2,757		4,268		—		3,269		117		182,568
Ungraded	2,656		677		—		92		23,437		—		—		838		27,700
Total	$	237,906	$	1,054,473	$	107,119	$	49,463	$	297,926	$	38,710	$	20,793	$	2,845	$	1,809,235
June 30, 2012
Pass	$	20,662	$	358,287	$	36,459	$	25,280	$	187,317	$	28,528	$	137	$	1,629	$	658,299
Special mention	79,987		331,659		23,293		16,969		16,602		1,748		2,428		267		472,953
Substandard	73,179		372,528		46,465		15,630		79,239		6,834		30,190		709		624,774
Doubtful	95,354		77,679		9,570		8,449		15,702		—		6,539		553		213,846
Ungraded	3,263		2,524		—		114		23,193		—		—		385		29,479
Total	$	272,445	$	1,142,677	$	115,787	$	66,442	$	322,053	$	37,110	$	39,294	$	3,543	$	1,999,351

Aging Of The Outstanding Loans And Leases By Class Excluding Loans Impaired At Acquisition Date

The aging of the outstanding loans and leases, by class, at June 30, 2013, December 31, 2012, and June 30, 2012, (excluding loans and leases acquired with deteriorated credit quality) is provided in the table below. The calculation of days past due begins on the day after payment is due and includes all days through which all required interest or principal has not been paid. Loans and leases 30 days or less past due are considered current due to various grace periods that allow borrowers to make payments within a stated period after the due date and still remain in compliance with the loan agreement.

	30-59 days past due		60-89 days past due		90 days or greater		Total past due		Current		Total loans and leases
	(dollars in thousands)
June 30, 2013
Originated loans and leases:
Construction and land development - commercial	$	552	$	248	$	6,961	$	7,761	$	298,028	$	305,789
Commercial mortgage	20,970		2,156		17,236		40,362		6,094,706		6,135,068
Other commercial real estate	112		107		265		484		175,547		176,031
Commercial and industrial	2,532		2,495		375		5,402		992,102		997,504
Lease financing	512		—		265		777		352,041		352,818
Other	25		—		—		25		172,836		172,861
Residential mortgage	14,626		2,427		12,622		29,675		854,345		884,020
Revolving mortgage	7,587		2,134		3,679		13,400		2,110,414		2,123,814
Construction and land development - noncommercial	630		8		997		1,635		117,618		119,253
Consumer	1,774		847		637		3,258		385,053		388,311
Total originated loans and leases	$	49,320	$	10,422	$	43,037	$	102,779	$	11,552,690	$	11,655,469
December 31, 2012
Originated loans and leases:
Construction and land development - commercial	$	927	$	—	$	7,878	$	8,805	$	300,385	$	309,190
Commercial mortgage	21,075		3,987		20,318		45,380		5,984,055		6,029,435
Other commercial real estate	387		1,240		1,034		2,661		158,319		160,980
Commercial and industrial	6,205		1,288		1,614		9,107		1,029,423		1,038,530
Lease financing	991		138		621		1,750		328,929		330,679
Other	18		13		—		31		125,650		125,681
Residential mortgage	15,711		7,559		12,993		36,263		786,626		822,889
Revolving mortgage	12,868		3,200		3,879		19,947		2,190,186		2,210,133
Construction and land development - noncommercial	1,941		490		797		3,228		128,764		131,992
Consumer	4,405		1,705		1,278		7,388		409,218		416,606
Total originated loans and leases	$	64,528	$	19,620	$	50,412	$	134,560	$	11,441,555	$	11,576,115
June 30, 2012
Originated loans and leases:
Construction and land development - commercial	$	1,430	$	463	$	8,663	$	10,556	$	318,595	$	329,151
Commercial mortgage	15,830		5,171		16,832		37,833		5,845,283		5,883,116
Other commercial real estate	284		68		551		903		161,676		162,579
Commercial and industrial	2,528		882		2,153		5,563		983,778		989,341
Lease financing	305		4		530		839		319,864		320,703
Other	100		—		—		100		140,638		140,738
Residential mortgage	12,601		3,659		11,338		27,598		781,632		809,230
Revolving mortgage	10,131		2,460		4,191		16,782		2,251,428		2,268,210
Construction and land development - noncommercial	1,352		447		831		2,630		125,096		127,726
Consumer	1,993		975		1,473		4,441		427,223		431,664
Total originated loans and leases	$	46,554	$	14,129	$	46,562	$	107,245	$	11,355,213	$	11,462,458

Recorded Investment, By Class, In Loans And Leases On Nonaccrual Status And Loans And Leases Greater Than 90 Days Past Due And Still Accruing

The recorded investment, by class, in loans and leases on nonaccrual status, and loans and leases greater than 90 days past due and still accruing at June 30, 2013, December 31, 2012, and June 30, 2012, (excluding loans and leases acquired with deteriorated credit quality) are as follows:

	June 30, 2013				December 31, 2012				June 30, 2012
	Nonaccrual loans and leases		Loans and leases > 90 days and accruing		Nonaccrual loans and leases		Loans and leases > 90 days and accruing		Nonaccrual loans and leases		Loans and leases > 90 days and accruing
	(dollars in thousands)
Originated loans and leases:
Construction and land development - commercial	$	6,967	$	86	$	14,930	$	541	$	8,602	$	449
Commercial mortgage	43,457		1,361		50,532		1,671		39,896		3,279
Commercial and industrial	4,348		149		6,972		466		7,314		323
Lease financing	951		169		1,075		—		651		13
Other commercial real estate	1,822		—		2,319		—		578		186
Construction and land development - noncommercial	840		624		668		111		741		535
Residential mortgage	10,714		4,493		12,603		3,337		11,232		2,807
Revolving mortgage	—		3,677		—		3,877		—		4,182
Consumer	34		628		746		1,269		392		1,133
Total originated loans and leases	$	69,133	$	11,187	$	89,845	$	11,272	$	69,406	$	12,907

Changes In Carrying Value Of Acquired Impaired Loans

The following table provides changes in the carrying value of acquired loans impaired at acquisition date and all other acquired loans during the six months ended June 30, 2013, and 2012:

	2013						2012
	Impaired at acquisition date			All other acquired loans			Impaired at acquisition date			All other acquired loans
	(dollars in thousands)
Balance, January 1	$	290,626		$	1,518,609		$	458,305		$	1,903,847
Reductions for repayments, foreclosures and changes in carrying value, net of accretion	(73,150		)	(292,749		)	(120,657		)	(242,144		)
Balance, June 30	$	217,476		$	1,225,860		$	337,648		$	1,661,703
Outstanding principal balance at June 30	$	784,657		$	1,671,690		$	1,156,145		$	2,293,228

Changes In The Amount Of Accretable Yield

The following table documents changes to the amount of accretable yield for the first six months of 2013 and 2012. Other, net includes reclassifications from nonaccretable difference to accretable yield and changes to accretable yield attributable to revised cash flow estimates.

	2013			2012
	(dollars in thousands)
Balance, January 1	$	539,564		$	276,690
Accretion	(131,909		)	(125,791		)
Disposals	(4,634		)	—
Other, net	119,185			186,908
Balance, June 30	$	522,206		$	337,807