Allowance for Credit Losses (Tables)

6 Months Ended

Jun. 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 June 30, 2015
Commercial real estate	$	38,792	$	(977	)	$	200	$	(777	)	$	1,857		$	39,872
Commercial and industrial		32,803		(1,416	)		976		(440	)		(58	)		32,305
Commercial leases		2,576		(111	)		35		(76	)		(277	)		2,223
Total commercial loans and leases		74,171		(2,504	)		1,211		(1,293	)		1,522			74,400
Direct installment		21,204		(2,953	)		297		(2,656	)		3,731			22,279
Residential mortgages		8,471		(112	)		24		(88	)		196			8,579
Indirect installment		7,657		(1,503	)		332		(1,171	)		2,423			8,909
Consumer lines of credit		8,890		(323	)		36		(287	)		515			9,118
Other		854		(325	)		25		(300	)		357			911
Total allowance on originated loans and leases		121,247		(7,720	)		1,925		(5,795	)		8,744			124,196
Purchased credit-impaired loans		621		—			—		—			37			658
Other acquired loans		6,631		(468	)		41		(427	)		83			6,287
Total allowance on acquired loans		7,252		(468	)		41		(427	)		120			6,945
Total allowance	$	128,499	$	(8,188	)	$	1,966	$	(6,222	)	$	8,864		$	131,141
Six Months Ended June 30, 2015
Commercial real estate	$	37,588	$	(1,978	)	$	409	$	(1,569	)	$	3,853		$	39,872
Commercial and industrial		32,645		(2,100	)		1,096		(1,004	)		664			32,305
Commercial leases		2,398		(204	)		45		(159	)		(16	)		2,223
Total commercial loans and leases		72,631		(4,282	)		1,550		(2,732	)		4,501			74,400
Direct installment		20,538		(5,386	)		566		(4,820	)		6,561			22,279
Residential mortgages		8,024		(623	)		39		(584	)		1,139			8,579
Indirect installment		7,504		(2,783	)		634		(2,149	)		3,554			8,909
Consumer lines of credit		8,496		(733	)		76		(657	)		1,279			9,118
Other		759		(660	)		36		(624	)		776			911
Total allowance on originated loans and leases		117,952		(14,467	)		2,901		(11,566	)		17,810			124,196
Purchased credit-impaired loans		660		(64	)		19		(45	)		43			658
Other acquired loans		7,314		(545	)		371		(174	)		(853	)		6,287
Total allowance on acquired loans		7,974		(609	)		390		(219	)		(810	)		6,945
Total allowance	$	125,926	$	(15,076	)	$	3,291	$	(11,785	)	$	17,000		$	131,141

	Balance at Beginning of Period		Charge- Offs			Recoveries		Net Charge- Offs			Provision for credit losses			Balance at End of Period
Three Months Ended June 30, 2014
Commercial real estate	$	38,534	$	(1,572	)	$	263	$	(1,309	)	$	1,253		$	38,478
Commercial and industrial		29,971		(540	)		168		(372	)		3,418			33,017
Commercial leases		1,944		(63	)		53		(10	)		145			2,079
Total commercial loans and leases		70,449		(2,175	)		484		(1,691	)		4,816			73,574
Direct installment		16,630		(2,264	)		283		(1,981	)		2,195			16,844
Residential mortgages		5,307		(137	)		44		(93	)		292			5,506
Indirect installment		6,500		(696	)		230		(466	)		659			6,693
Consumer lines of credit		7,658		(340	)		38		(302	)		308			7,664
Other		579		(307	)		5		(302	)		630			907
Total allowance on originated loans and leases		107,123		(5,919	)		1,084		(4,835	)		8,900			111,188
Purchased credit-impaired loans		708		(1,653	)		—		(1,653	)		1,393			448
Other acquired loans		4,388		(126	)		738		612			112			5,112
Total allowance on acquired loans		5,096		(1,779	)		738		(1,041	)		1,505			5,560
Total allowance	$	112,219	$	(7,698	)	$	1,822	$	(5,876	)	$	10,405		$	116,748
Six Months Ended June 30, 2014
Commercial real estate	$	32,548	$	(3,795	)	$	562	$	(3,233	)	$	9,163		$	38,478
Commercial and industrial		32,603		(1,053	)		538		(515	)		929			33,017
Commercial leases		1,903		(150	)		82		(68	)		244			2,079
Total commercial loans and leases		67,054		(4,998	)		1,182		(3,816	)		10,336			73,574
Direct installment		17,824		(4,785	)		550		(4,235	)		3,255			16,844
Residential mortgages		5,836		(269	)		48		(221	)		(109	)		5,506
Indirect installment		6,409		(1,498	)		447		(1,051	)		1,335			6,693
Consumer lines of credit		7,231		(663	)		93		(570	)		1,003			7,664
Other		530		(569	)		10		(559	)		936			907
Total allowance on originated loans and leases		104,884		(12,782	)		2,330		(10,452	)		16,756			111,188
Purchased credit-impaired loans		1,000		(1,902	)		—		(1,902	)		1,350			448
Other acquired loans		4,900		(117	)		1,024		907			(695	)		5,112
Total allowance on acquired loans		5,900		(2,019	)		1,024		(995	)		655			5,560
Total allowance	$	110,784	$	(14,801	)	$	3,354	$	(11,447	)	$	17,411		$	116,748

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
June 30, 2015
Commercial real estate	$	655	$	39,217	$	3,178,219	$	13,713	$	3,164,506
Commercial and industrial		1,570		30,735		2,343,213		5,585		2,337,628
Commercial leases		—		2,223		190,881		—		190,881
Total commercial loans and leases		2,225		72,175		5,712,313		19,298		5,693,015
Direct installment		—		22,279		1,623,290		—		1,623,290
Residential mortgages		—		8,579		953,840		—		953,840
Indirect installment		—		8,909		941,851		—		941,851
Consumer lines of credit		—		9,118		972,474		—		972,474
Other		—		911		40,809		—		40,809
	$	2,225	$	121,971	$	10,244,577	$	19,298	$	10,225,279
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