Allowance for Loan Losses Accruing and Non-Accruing Troubled Debt Restructurings (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2014		Dec. 31, 2013		Jun. 30, 2013
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	$ 144,956		$ 133,187		$ 147,207
Impaired Financing Receivable, Related Allowance	6,531
Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	87,148	[1]	79,476	[1]	87,614	[1]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	7,802		6,146		6,468
Impaired Financing Receivable, Related Allowance	5,134
Financing Receivable, Recorded Investment, Current	11,395,219		10,113,988		9,057,641
Financing Receivable, Recorded Investment, Past Due	71,974		99,399		74,984
Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	8,815	[1]	2,917	[1]
Impaired Financing Receivable, Related Allowance	200
Financing Receivable, Recorded Investment, Current	2,962,137
Financing Receivable, Recorded Investment, Past Due	61,650
Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					87,614
Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	48,993		5,551
Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	48,993	[1]	50,794	[1]	59,593	[1]
Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	121,718		114,247		121,856
Financing Receivable, Recorded Investment, Current	81,339		69,077		71,255
Financing Receivable, Recorded Investment, Past Due	40,379		45,170		50,601
Accruing TDRs | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	65,176		60,791
Financing Receivable, Recorded Investment, Current	60,330		54,705
Financing Receivable, Recorded Investment, Past Due	4,846		6,086
Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	7,885		2,662
Financing Receivable, Recorded Investment, Current	7,059		2,526
Financing Receivable, Recorded Investment, Past Due	826		136
Accruing TDRs | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					62,263
Financing Receivable, Recorded Investment, Current					58,482
Financing Receivable, Recorded Investment, Past Due					3,781
Accruing TDRs | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	48,657		5,551
Financing Receivable, Recorded Investment, Current	13,950		5,527
Financing Receivable, Recorded Investment, Past Due	34,707		24
Accruing TDRs | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			50,794		59,593
Financing Receivable, Recorded Investment, Current			11,846		12,773
Financing Receivable, Recorded Investment, Past Due			38,948		46,820
Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	23,238		18,940		25,351
Financing Receivable, Recorded Investment, Current	14,496		9,535		17,137
Financing Receivable, Recorded Investment, Past Due	8,742		9,405		8,214
Nonaccruing TDRs | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	21,972		18,685
Financing Receivable, Recorded Investment, Current	13,257		9,434
Financing Receivable, Recorded Investment, Past Due	8,715		9,251
Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	930		255
Financing Receivable, Recorded Investment, Current	903		101
Financing Receivable, Recorded Investment, Past Due	27		154
Nonaccruing TDRs | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					25,351
Financing Receivable, Recorded Investment, Current					17,137
Financing Receivable, Recorded Investment, Past Due					8,214
Nonaccruing TDRs | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	336		0
Financing Receivable, Recorded Investment, Current	336		0
Financing Receivable, Recorded Investment, Past Due	0		0
Nonaccruing TDRs | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			0		0
Financing Receivable, Recorded Investment, Current			0		0
Financing Receivable, Recorded Investment, Past Due			0		0
Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			7,201		10,535
Total Tdr Allowance | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			3,379
Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Total Tdr Allowance | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance					5,368
Total Tdr Allowance | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance	1,197		0
Total Tdr Allowance | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			3,822		5,167
Mortgages | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,461
Impaired Financing Receivable, Related Allowance	0
Mortgages | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	670
Financing Receivable, Recorded Investment, Current	670
Financing Receivable, Recorded Investment, Past Due	0
Mortgages | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	791
Financing Receivable, Recorded Investment, Current	764
Financing Receivable, Recorded Investment, Past Due	27
Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	7,243	[1]	5,559	[1]	9,441	[1]
Impaired Financing Receivable, Related Allowance	2,447
Commercial | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4		6
Impaired Financing Receivable, Related Allowance	4
Commercial | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	7,062	[1]	4,449	[1]	7,806	[1]
Impaired Financing Receivable, Related Allowance	2,443
Commercial | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	177		1,104		1,635
Impaired Financing Receivable, Related Allowance	0
Commercial | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,836		3,421		2,656
Financing Receivable, Recorded Investment, Current	1,659		1,800		1,918
Financing Receivable, Recorded Investment, Past Due	177		1,621		738
Commercial | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Recorded Investment, Current	0		0
Financing Receivable, Recorded Investment, Past Due	0		0
Commercial | Accruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,659		2,317		1,021
Financing Receivable, Recorded Investment, Current	1,659		1,438		1,021
Financing Receivable, Recorded Investment, Past Due	0		879		0
Commercial | Accruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	177		1,104		1,635
Financing Receivable, Recorded Investment, Current	0		362		897
Financing Receivable, Recorded Investment, Past Due	177		742		738
Commercial | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	5,407		2,138		6,785
Financing Receivable, Recorded Investment, Current	3,379		183		6,248
Financing Receivable, Recorded Investment, Past Due	2,028		1,955		537
Commercial | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4		6
Financing Receivable, Recorded Investment, Current	4		6
Financing Receivable, Recorded Investment, Past Due	0		0
Commercial | Nonaccruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	5,403		2,132		6,785
Financing Receivable, Recorded Investment, Current	3,375		177		6,248
Financing Receivable, Recorded Investment, Past Due	2,028		1,955		537
Commercial | Nonaccruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0		0
Financing Receivable, Recorded Investment, Current	0		0		0
Financing Receivable, Recorded Investment, Past Due	0		0		0
Commercial | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			665		3,087
Commercial | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Commercial | Total Tdr Allowance | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			665		2,569
Commercial | Total Tdr Allowance | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0		518
Commercial Real Estate
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	60,453	[1]	57,657	[1]	63,675	[1]
Impaired Financing Receivable, Related Allowance	1,404
Commercial Real Estate | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,661		1,730
Impaired Financing Receivable, Related Allowance	182
Commercial Real Estate | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	21,407	[1]	15,932	[1]	17,361	[1]
Impaired Financing Receivable, Related Allowance	93
Commercial Real Estate | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	37,385		39,995		46,314
Impaired Financing Receivable, Related Allowance	1,129
Commercial Real Estate | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	55,962		52,549		57,514
Financing Receivable, Recorded Investment, Current	21,957		17,431		16,469
Financing Receivable, Recorded Investment, Past Due	34,005		35,118		41,045
Commercial Real Estate | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,661		1,730
Financing Receivable, Recorded Investment, Current	1,661		1,730
Financing Receivable, Recorded Investment, Past Due	0		0
Commercial Real Estate | Accruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	16,916		10,824		11,200
Financing Receivable, Recorded Investment, Current	15,387		10,442		11,200
Financing Receivable, Recorded Investment, Past Due	1,529		382		0
Commercial Real Estate | Accruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	37,385		39,995		46,314
Financing Receivable, Recorded Investment, Current	4,909		5,259		5,269
Financing Receivable, Recorded Investment, Past Due	32,476		34,736		41,045
Commercial Real Estate | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4,491		5,108		6,161
Financing Receivable, Recorded Investment, Current	1,419		1,208		1,726
Financing Receivable, Recorded Investment, Past Due	3,072		3,900		4,435
Commercial Real Estate | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Recorded Investment, Current	0		0
Financing Receivable, Recorded Investment, Past Due	0		0
Commercial Real Estate | Nonaccruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4,491		5,108		6,161
Financing Receivable, Recorded Investment, Current	1,419		1,208		1,726
Financing Receivable, Recorded Investment, Past Due	3,072		3,900		4,435
Commercial Real Estate | Nonaccruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0		0
Financing Receivable, Recorded Investment, Current	0		0		0
Financing Receivable, Recorded Investment, Past Due	0		0		0
Commercial Real Estate | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			3,054		4,259
Commercial Real Estate | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Commercial Real Estate | Total Tdr Allowance | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			32		510
Commercial Real Estate | Total Tdr Allowance | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			3,022		3,749
Commercial Real Estate Construction Financing Receivable
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	2,658	[1]	5,049	[1]	7,087	[1]
Impaired Financing Receivable, Related Allowance	77
Commercial Real Estate Construction Financing Receivable | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	53	[1]	905	[1]	1,005	[1]
Impaired Financing Receivable, Related Allowance	9
Commercial Real Estate Construction Financing Receivable | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	2,605		4,144		6,082
Impaired Financing Receivable, Related Allowance	68
Commercial Real Estate Construction Financing Receivable | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	2,605		4,992		7,023
Financing Receivable, Recorded Investment, Current	666		1,546		1,946
Financing Receivable, Recorded Investment, Past Due	1,939		3,446		5,077
Commercial Real Estate Construction Financing Receivable | Accruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		848		941
Financing Receivable, Recorded Investment, Current	0		848		404
Financing Receivable, Recorded Investment, Past Due	0		0		537
Commercial Real Estate Construction Financing Receivable | Accruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	2,605		4,144		6,082
Financing Receivable, Recorded Investment, Current	666		698		1,542
Financing Receivable, Recorded Investment, Past Due	1,939		3,446		4,540
Commercial Real Estate Construction Financing Receivable | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	53		57		64
Financing Receivable, Recorded Investment, Current	53		0		64
Financing Receivable, Recorded Investment, Past Due	0		57		0
Commercial Real Estate Construction Financing Receivable | Nonaccruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	53		57		64
Financing Receivable, Recorded Investment, Current	53		0		64
Financing Receivable, Recorded Investment, Past Due	0		57		0
Commercial Real Estate Construction Financing Receivable | Nonaccruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0		0
Financing Receivable, Recorded Investment, Current	0		0		0
Financing Receivable, Recorded Investment, Past Due	0		0		0
Commercial Real Estate Construction Financing Receivable | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			800		900
Commercial Real Estate Construction Financing Receivable | Total Tdr Allowance | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0		0
Commercial Real Estate Construction Financing Receivable | Total Tdr Allowance | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			800		900
Total commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	70,354	[1]	68,265	[1]	80,203	[1]
Impaired Financing Receivable, Related Allowance	3,928
Total commercial | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,665		1,736
Impaired Financing Receivable, Related Allowance	186
Total commercial | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	28,522	[1]	21,286	[1]	26,172	[1]
Impaired Financing Receivable, Related Allowance	2,545
Total commercial | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	40,167		45,243
Impaired Financing Receivable, Related Allowance	1,197
Total commercial | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					54,031
Total commercial | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	60,403		60,962		67,193
Financing Receivable, Recorded Investment, Current	24,282		20,777		20,333
Financing Receivable, Recorded Investment, Past Due	36,121		40,185		46,860
Total commercial | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,661		1,730
Financing Receivable, Recorded Investment, Current	1,661		1,730
Financing Receivable, Recorded Investment, Past Due	0		0
Total commercial | Accruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	18,575		13,989		13,162
Financing Receivable, Recorded Investment, Current	17,046		12,728		12,625
Financing Receivable, Recorded Investment, Past Due	1,529		1,261		537
Total commercial | Accruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	40,167		45,243
Financing Receivable, Recorded Investment, Current	5,575		6,319
Financing Receivable, Recorded Investment, Past Due	34,592		38,924
Total commercial | Accruing TDRs | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					54,031
Financing Receivable, Recorded Investment, Current					7,708
Financing Receivable, Recorded Investment, Past Due					46,323
Total commercial | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	9,951		7,303		13,010
Financing Receivable, Recorded Investment, Current	4,851		1,391		8,038
Financing Receivable, Recorded Investment, Past Due	5,100		5,912		4,972
Total commercial | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4		6
Financing Receivable, Recorded Investment, Current	4		6
Financing Receivable, Recorded Investment, Past Due	0		0
Total commercial | Nonaccruing TDRs | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	9,947		7,297		13,010
Financing Receivable, Recorded Investment, Current	4,847		1,385		8,038
Financing Receivable, Recorded Investment, Past Due	5,100		5,912		4,972
Total commercial | Nonaccruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Recorded Investment, Current	0		0
Financing Receivable, Recorded Investment, Past Due	0		0
Total commercial | Nonaccruing TDRs | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					0
Financing Receivable, Recorded Investment, Current					0
Financing Receivable, Recorded Investment, Past Due					0
Total commercial | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			4,519		8,246
Total commercial | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Total commercial | Total Tdr Allowance | Originated Loans Commercial
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			697		3,079
Total commercial | Total Tdr Allowance | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			3,822
Total commercial | Total Tdr Allowance | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance					5,167
Consumer Installment
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	25,373		27,790		30,140
Impaired Financing Receivable, Related Allowance	1,022
Consumer Installment | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	24,394		27,285		30,140
Consumer Installment | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			505
Consumer Installment | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	23,050		25,085		26,713
Financing Receivable, Recorded Investment, Current	22,106		23,711		25,800
Financing Receivable, Recorded Investment, Past Due	944		1,374		913
Consumer Installment | Accruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	22,098		24,580		26,713
Financing Receivable, Recorded Investment, Current	21,404		23,342		25,800
Financing Receivable, Recorded Investment, Past Due	694		1,238		913
Consumer Installment | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			505
Financing Receivable, Recorded Investment, Current			369
Financing Receivable, Recorded Investment, Past Due			136
Consumer Installment | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	2,323		2,705		3,427
Financing Receivable, Recorded Investment, Current	2,101		2,483		3,227
Financing Receivable, Recorded Investment, Past Due	222		222		200
Consumer Installment | Nonaccruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	2,296		2,705		3,427
Financing Receivable, Recorded Investment, Current	2,074		2,483		3,227
Financing Receivable, Recorded Investment, Past Due	222		222		200
Consumer Installment | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			0
Financing Receivable, Recorded Investment, Current			0
Financing Receivable, Recorded Investment, Past Due			0
Consumer Installment | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			1,014		557
Consumer Installment | Total Tdr Allowance | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			1,014		557
Consumer Installment | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Consumer Home Equity Lines Financing Receivable
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	20,155		12,371		12,381
Impaired Financing Receivable, Related Allowance	201
Consumer Home Equity Lines Financing Receivable | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	6,956		6,725		6,819
Consumer Home Equity Lines Financing Receivable | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4,710		245
Impaired Financing Receivable, Related Allowance	0
Consumer Home Equity Lines Financing Receivable | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	8,489		5,401		5,562
Impaired Financing Receivable, Related Allowance	0
Consumer Home Equity Lines Financing Receivable | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	18,710		11,090		11,027
Financing Receivable, Recorded Investment, Current	17,831		10,872		10,386
Financing Receivable, Recorded Investment, Past Due	879		218		641
Consumer Home Equity Lines Financing Receivable | Accruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	5,955		5,507		5,465
Financing Receivable, Recorded Investment, Current	5,767		5,313		5,321
Financing Receivable, Recorded Investment, Past Due	188		194		144
Consumer Home Equity Lines Financing Receivable | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	4,602		182
Financing Receivable, Recorded Investment, Current	4,026		182
Financing Receivable, Recorded Investment, Past Due	576		0
Consumer Home Equity Lines Financing Receivable | Accruing TDRs | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	8,153		5,401		5,562
Financing Receivable, Recorded Investment, Current	8,038		5,377		5,065
Financing Receivable, Recorded Investment, Past Due	115		24		497
Consumer Home Equity Lines Financing Receivable | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,445		1,281		1,354
Financing Receivable, Recorded Investment, Current	1,445		1,269		1,354
Financing Receivable, Recorded Investment, Past Due	0		12		0
Consumer Home Equity Lines Financing Receivable | Nonaccruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	1,001		1,218		1,354
Financing Receivable, Recorded Investment, Current	1,001		1,206		1,354
Financing Receivable, Recorded Investment, Past Due	0		12		0
Consumer Home Equity Lines Financing Receivable | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	108		63
Financing Receivable, Recorded Investment, Current	108		63
Financing Receivable, Recorded Investment, Past Due	0		0
Consumer Home Equity Lines Financing Receivable | Nonaccruing TDRs | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	336		0
Financing Receivable, Recorded Investment, Current	336		0
Financing Receivable, Recorded Investment, Past Due	0		0
Consumer Home Equity Lines Financing Receivable | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			223		197
Consumer Home Equity Lines Financing Receivable | Total Tdr Allowance | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			223		197
Consumer Home Equity Lines Financing Receivable | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Consumer Home Equity Lines Financing Receivable | Total Tdr Allowance | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Residential Mortgages
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	28,095	[1]	23,648	[1]	23,221	[1]
Residential Mortgages | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	26,297	[1]	23,067	[1]	23,221	[1]
Residential Mortgages | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			431	[1]
Residential Mortgages | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	337	[1]	150
Impaired Financing Receivable, Related Allowance	0
Residential Mortgages | Accruing TDRs | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	337		150
Financing Receivable, Recorded Investment, Current	337		150
Financing Receivable, Recorded Investment, Past Due	0		0
Residential Mortgages | Nonaccruing TDRs | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	0		0
Financing Receivable, Recorded Investment, Current	0		0
Financing Receivable, Recorded Investment, Past Due	0		0
Residential Mortgages | Total Tdr Allowance | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Consumer Credit Card
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	979	[1]	1,113	[1]	1,262
Impaired Financing Receivable, Related Allowance	361
Consumer Credit Card | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	979	[1]	1,113	[1]	1,262	[1]
Consumer Credit Card | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	943		1,112		1,262
Financing Receivable, Recorded Investment, Current	857		1,046		1,222
Financing Receivable, Recorded Investment, Past Due	86		66		40
Consumer Credit Card | Accruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	943		1,112		1,262
Financing Receivable, Recorded Investment, Current	857		1,046		1,222
Financing Receivable, Recorded Investment, Past Due	86		66		40
Consumer Credit Card | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	36		1		0
Financing Receivable, Recorded Investment, Current	0		0		0
Financing Receivable, Recorded Investment, Past Due	36		1		0
Consumer Credit Card | Nonaccruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	36		1		0
Financing Receivable, Recorded Investment, Current	0		0		0
Financing Receivable, Recorded Investment, Past Due	36		1		0
Consumer Credit Card | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			312		255
Consumer Credit Card | Total Tdr Allowance | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			312		255
Consumer Residential Mortgages Financing Receivable
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	28,095		23,648		23,221
Impaired Financing Receivable, Related Allowance	1,019
Consumer Residential Mortgages Financing Receivable | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	26,297		23,067		23,221
Consumer Residential Mortgages Financing Receivable | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			431
Consumer Residential Mortgages Financing Receivable | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	18,612		15,998		15,661
Financing Receivable, Recorded Investment, Current	16,263		12,671		13,514
Financing Receivable, Recorded Investment, Past Due	2,349		3,327		2,147
Consumer Residential Mortgages Financing Receivable | Accruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	17,605		15,603		15,661
Financing Receivable, Recorded Investment, Current	15,256		12,276		13,514
Financing Receivable, Recorded Investment, Past Due	2,349		3,327		2,147
Consumer Residential Mortgages Financing Receivable | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			245
Financing Receivable, Recorded Investment, Current			245
Financing Receivable, Recorded Investment, Past Due			0
Consumer Residential Mortgages Financing Receivable | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	9,483		7,650		7,560
Financing Receivable, Recorded Investment, Current	6,099		4,392		4,518
Financing Receivable, Recorded Investment, Past Due	3,384		3,258		3,042
Consumer Residential Mortgages Financing Receivable | Nonaccruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	8,692		7,464		7,560
Financing Receivable, Recorded Investment, Current	5,335		4,360		4,518
Financing Receivable, Recorded Investment, Past Due	3,357		3,104		3,042
Consumer Residential Mortgages Financing Receivable | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			186
Financing Receivable, Recorded Investment, Current			32
Financing Receivable, Recorded Investment, Past Due			154
Consumer Residential Mortgages Financing Receivable | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			1,133		1,280
Consumer Residential Mortgages Financing Receivable | Total Tdr Allowance | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			1,133		1,280
Consumer Residential Mortgages Financing Receivable | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
Total consumer
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	74,602	[1]	64,922	[1]	67,004	[1]
Impaired Financing Receivable, Related Allowance	2,603
Total consumer | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	58,626	[1]	58,190	[1]	61,442	[1]
Impaired Financing Receivable, Related Allowance	2,589
Total consumer | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	7,150	[1]	1,181
Impaired Financing Receivable, Related Allowance	14
Total consumer | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	8,826
Impaired Financing Receivable, Related Allowance	0
Total consumer | Covered Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment					5,562
Total consumer | Covered TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment			5,551	[1]
Total consumer | Accruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	61,315		53,285		54,663
Financing Receivable, Recorded Investment, Current	57,057		48,300		50,922
Financing Receivable, Recorded Investment, Past Due	4,258		4,985		3,741
Total consumer | Accruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	46,601		46,802		49,101
Financing Receivable, Recorded Investment, Current	43,284		41,977		45,857
Financing Receivable, Recorded Investment, Past Due	3,317		4,825		3,244
Total consumer | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	6,224		932
Financing Receivable, Recorded Investment, Current	5,398		796
Financing Receivable, Recorded Investment, Past Due	826		136
Total consumer | Accruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	8,490
Financing Receivable, Recorded Investment, Current	8,375
Financing Receivable, Recorded Investment, Past Due	115
Total consumer | Nonaccruing TDRs
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	13,287		11,637		12,341
Financing Receivable, Recorded Investment, Current	9,645		8,144		9,099
Financing Receivable, Recorded Investment, Past Due	3,642		3,493		3,242
Total consumer | Nonaccruing TDRs | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	12,025		11,388		12,341
Financing Receivable, Recorded Investment, Current	8,410		8,049		9,099
Financing Receivable, Recorded Investment, Past Due	3,615		3,339		3,242
Total consumer | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	926		249
Financing Receivable, Recorded Investment, Current	899		95
Financing Receivable, Recorded Investment, Past Due	27		154
Total consumer | Nonaccruing TDRs | Covered Commercial TDR Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	336
Financing Receivable, Recorded Investment, Current	336
Financing Receivable, Recorded Investment, Past Due	0
Total consumer | Total Tdr Allowance
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			2,682		2,289
Total consumer | Total Tdr Allowance | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			2,682		2,289
Total consumer | Total Tdr Allowance | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			0
installment | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	979		505
Impaired Financing Receivable, Related Allowance	14
installment | Accruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	952
Financing Receivable, Recorded Investment, Current	702
Financing Receivable, Recorded Investment, Past Due	250
installment | Nonaccruing TDRs | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Modifications, Recorded Investment	27
Financing Receivable, Recorded Investment, Current	27
Financing Receivable, Recorded Investment, Past Due	0
Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance	7,802	[2]	6,146	[2]	6,468	[2]
Consumer Home Equity Lines Financing Receivable | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	995,211		916,319		841,801
Financing Receivable, Recorded Investment, Past Due	2,968		3,747		3,250
Consumer Home Equity Lines Financing Receivable | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	257,771
Financing Receivable, Recorded Investment, Past Due	10,495
Consumer Home Equity Lines Financing Receivable | Consumer Home Equity Lines Financing Receivable | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	201
Consumer Home Equity Lines Financing Receivable | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			223	[2]	197	[2]
Consumer Residential Mortgages Financing Receivable | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	557,732		497,973		438,178
Financing Receivable, Recorded Investment, Past Due	22,434		31,280		24,249
Consumer Residential Mortgages Financing Receivable | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	416,756
Financing Receivable, Recorded Investment, Past Due	8,828
Consumer Residential Mortgages Financing Receivable | Consumer Residential Mortgages Financing Receivable | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,019
Consumer Residential Mortgages Financing Receivable | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			1,133	[2]	1,280	[2]
Consumer Credit Card | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	150,395		146,378		140,369
Financing Receivable, Recorded Investment, Past Due	1,572		1,935		1,950
Consumer Credit Card | Consumer Credit Card | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	361
Consumer Credit Card | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			312	[2]	255	[2]
Installment | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	2,033,177		1,703,980		1,479,421
Financing Receivable, Recorded Investment, Past Due	18,410		23,945		17,242
Installment | Acquired Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Recorded Investment, Current	862,731
Financing Receivable, Recorded Investment, Past Due	9,303
Installment | Consumer Installment | Originated Consumer Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Financing Receivable, Allowance for Credit Losses, Individually Evaluated for Impairment	1,008
Installment | Originated Loans
Accruing and Nonaccruing Troubled Debt Restructurings [Line Items]
Impaired Financing Receivable, Related Allowance			$ 1,014	[2]	$ 557	[2]

[1] Note 1: The differences between the recorded investment and unpaid principal balance amounts represents partial charge offs.

[2] Note 1: These tables exclude loans fully charged off.Note 2: The differences between the recorded investment and unpaid principal balance amounts represents partial charge offs.