Allowance for Credit Losses (Tables)

9 Months Ended

Sep. 30, 2015

Receivables [Abstract]

Summary of Changes in Allowance for Credit Losses by Loan and Lease Class

Following is a summary of changes in the allowance for credit losses, by loan and lease class:

	Balance at Beginning of Period		Charge- Offs			Recoveries			Net Charge- Offs			Provision for credit losses			Balance at End of Period
Three Months Ended September 30, 2015
Commercial real estate	$	39,872	$	(1,259	)	$	370		$	(889	)	$	2,870		$	41,853
Commercial and industrial		32,305		(584	)		290			(294	)		3,223			35,234
Commercial leases		2,223		(124	)		50			(74	)		265			2,414
Total commercial loans and leases		74,400		(1,967	)		710			(1,257	)		6,358			79,501
Direct installment		22,279		(2,722	)		565			(2,157	)		1,214			21,336
Residential mortgages		8,579		(268	)		14			(254	)		341			8,666
Indirect installment		8,909		(1,650	)		264			(1,386	)		2,090			9,613
Consumer lines of credit		9,118		(472	)		56			(416	)		871			9,573
Other		911		(402	)		8			(394	)		413			930
Total allowance on originated loans and leases		124,196		(7,481	)		1,617			(5,864	)		11,287			129,619
Purchased credit-impaired loans		658		—			—			—			36			695
Other acquired loans		6,287		(153	)		282			129			(546	)		5,869
Total allowance on acquired loans		6,945		(153	)		282			129			(510	)		6,564
Total allowance	$	131,141	$	(7,634	)	$	1,899		$	(5,735	)	$	10,777		$	136,183
Nine Months Ended September 30, 2015
Commercial real estate	$	37,588	$	(3,237	)	$	779		$	(2,458	)	$	6,723		$	41,853
Commercial and industrial		32,645		(2,684	)		1,386			(1,298	)		3,887			35,234
Commercial leases		2,398		(328	)		95			(233	)		249			2,414
Total commercial loans and leases		72,631		(6,249	)		2,260			(3,989	)		10,859			79,501
Direct installment		20,538		(8,108	)		1,131			(6,977	)		7,775			21,336
Residential mortgages		8,024		(891	)		53			(838	)		1,480			8,666
Indirect installment		7,504		(4,433	)		898			(3,535	)		5,644			9,613
Consumer lines of credit		8,496		(1,205	)		132			(1,073	)		2,150			9,573
Other		759		(1,062	)		44			(1,018	)		1,189			930
Total allowance on originated loans and leases		117,952		(21,948	)		4,518			(17,430	)		29,097			129,619
Purchased credit-impaired loans		660		(64	)		19			(45	)		80			695
Other acquired loans		7,314		(698	)		653			(45	)		(1,400	)		5,869
Total allowance on acquired loans		7,974		(762	)		672			(90	)		(1,320	)		6,564
Total allowance	$	125,926	$	(22,710	)	$	5,190		$	(17,520	)	$	27,777		$	136,183
Three Months Ended September 30, 2014
Commercial real estate	$	38,478	$	(1,724	)	$	506		$	(1,218	)	$	(80	)	$	37,180
Commercial and industrial		33,017		(1,796	)		192			(1,604	)		2,883			34,296
Commercial leases		2,079		(167	)		11			(156	)		282			2,205
Total commercial loans and leases		73,574		(3,687	)		709			(2,978	)		3,085			73,681
Direct installment		16,844		(2,369	)		271			(2,098	)		4,814			19,560
Residential mortgages		5,506		(87	)		13			(74	)		1,218			6,650
Indirect installment		6,693		(898	)		211			(687	)		364			6,370
Consumer lines of credit		7,664		(360	)		50			(310	)		587			7,941
Other		907		(341	)		9			(332	)		(208	)		367
Total allowance on originated loans and leases		111,188		(7,742	)		1,263			(6,479	)		9,860			114,569
Purchased credit-impaired loans		448		(712	)		1			(711	)		1,026			763
Other acquired loans		5,112		(113	)		(41	)		(154	)		311			5,269
Total allowance on acquired loans		5,560		(825	)		(40	)		(865	)		1,337			6,032
Total allowance	$	116,748	$	(8,567	)	$	1,223		$	(7,344	)	$	11,197		$	120,601
Nine Months Ended September 30, 2014
Commercial real estate	$	32,548	$	(5,519	)	$	1,068		$	(4,451	)	$	9,083		$	37,180
Commercial and industrial		32,603		(2,849	)		730			(2,119	)		3,812			34,296
Commercial leases		1,903		(317	)		93			(224	)		526			2,205
Total commercial loans and leases		67,054		(8,685	)		1,891			(6,794	)		13,421			73,681
Direct installment		17,824		(7,154	)		821			(6,333	)		8,069			19,560
Residential mortgages		5,836		(356	)		61			(295	)		1,109			6,650
Indirect installment		6,409		(2,396	)		658			(1,738	)		1,699			6,370
Consumer lines of credit		7,231		(1,023	)		143			(880	)		1,590			7,941
Other		530		(910	)		19			(891	)		728			367
Total allowance on originated loans and leases		104,884		(20,524	)		3,593			(16,931	)		26,616			114,569
Purchased credit-impaired loans		1,000		(2,614	)		1			(2,613	)		2,376			763
Other acquired loans		4,900		(230	)		983			753			(384	)		5,269
Total allowance on acquired loans		5,900		(2,844	)		984			(1,860	)		1,992			6,032
Total allowance	$	110,784	$	(23,368	)	$	4,577		$	(18,791	)	$	28,608		$	120,601

Summary of Individual and Collective Allowance for Credit Losses and Loan and Lease Balances by Class

Following is a summary of the individual and collective originated allowance for credit losses and corresponding loan and lease balances by class:

	Allowance				Loans and Leases Outstanding
	Individually Evaluated for Impairment		Collectively Evaluated for Impairment		Loans and Leases		Individually Evaluated for Impairment		Collectively Evaluated for Impairment
September 30, 2015
Commercial real estate	$	919	$	40,934	$	3,322,669	$	14,182	$	3,308,487
Commercial and industrial		1,590		33,644		2,410,186		6,186		2,404,000
Commercial leases		—		2,414		199,130		—		199,130
Total commercial loans and leases		2,509		76,992		5,931,985		20,368		5,911,617
Direct installment		—		21,336		1,643,345		—		1,643,345
Residential mortgages		—		8,666		1,013,254		—		1,013,254
Indirect installment		—		9,613		973,216		—		973,216
Consumer lines of credit		—		9,573		1,003,278		—		1,003,278
Other		—		930		53,860		—		53,860
	$	2,509	$	127,110	$	10,618,938	$	20,368	$	10,598,570
December 31, 2014
Commercial real estate	$	399	$	37,189	$	3,031,810	$	13,952	$	3,017,858
Commercial and industrial		780		31,865		2,197,793		5,837		2,191,956
Commercial leases		—		2,398		177,824		—		177,824
Total commercial loans and leases		1,179		71,452		5,407,427		19,789		5,387,638
Direct installment		—		20,538		1,579,770		—		1,579,770
Residential mortgages		—		8,024		817,586		—		817,586
Indirect installment		—		7,504		873,645		—		873,645
Consumer lines of credit		—		8,496		946,427		—		946,427
Other		—		759		41,290		—		41,290
	$	1,179	$	116,773	$	9,666,145	$	19,789	$	9,646,356