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Loans and Allowance for Credit Losses Credit Quality Indicators (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Total
Total	$ 18,269,407		$ 18,269,407		$ 18,900,820
Current period gross charge-offs	(2,234)	$ (5,489)	(19,958)	$ (27,539)
Current period recoveries	4,539	7,847	9,128	14,660
Total net (charge-offs) recoveries	(2,305)	$ (2,358)	10,830	$ 12,879
Commercial and industrial (1)
Total
Total	4,454,059		4,454,059		5,670,828
Real estate - commercial mortgage
Total
Total	7,145,115		7,145,115		7,105,092
Real-estate - home equity
Total
Total	1,126,628		1,126,628		1,202,913
Real estate - residential mortgage
Total
Total	3,719,684		3,719,684		3,141,915
Consumer
Total
Total	458,595		458,595		466,772
Equipment lease financing, other and overdrafts
Total
Total	253,839		253,839		266,082
Portfolio Segment and Loan Class [Member]
2021
Total	1,761,425		1,761,425		3,467,811
2020
Total	1,901,301		1,901,301		1,732,931
2019
Total	1,630,237		1,630,237		1,353,012
2018
Total	1,162,461		1,162,461		1,234,058
2017
Total	1,068,507		1,068,507		1,171,834
Prior
Total	3,683,146		3,683,146		3,248,551
Revolving Loans Amortized Cost Basis
Total	1,339,961		1,339,961		1,485,249
Total
Total	12,550,041		12,550,041		13,694,790
Portfolio Segment and Loan Class [Member] \| Pass
2021
Total	1,752,392		1,752,392		3,443,080
2020
Total	1,845,919		1,845,919		1,655,148
2019
Total	1,507,947		1,507,947		1,225,117
2018
Total	1,015,362		1,015,362		1,090,130
2017
Total	928,669		928,669		1,029,619
Prior
Total	3,213,908		3,213,908		2,920,459
Revolving Loans Amortized Cost Basis
Total	1,239,918		1,239,918		1,369,756
Total
Total	11,504,115		11,504,115		12,733,713
Portfolio Segment and Loan Class [Member] \| Special Mention
2021
Total	8,614		8,614		20,272
2020
Total	38,595		38,595		64,708
2019
Total	80,806		80,806		113,214
2018
Total	109,299		109,299		91,650
2017
Total	87,476		87,476		107,665
Prior
Total	299,692		299,692		199,596
Revolving Loans Amortized Cost Basis
Total	50,160		50,160		48,358
Total
Total	674,842		674,842		645,463
Portfolio Segment and Loan Class [Member] \| Substandard or Lower
2021
Total	419		419		4,459
2020
Total	16,787		16,787		13,075
2019
Total	41,484		41,484		14,681
2018
Total	37,800		37,800		52,278
2017
Total	52,362		52,362		34,550
Prior
Total	169,546		169,546		128,496
Revolving Loans Amortized Cost Basis
Total	49,883		49,883		67,135
Total
Total	371,084		371,084		315,614
Portfolio Segment and Loan Class [Member] \| Real estate - construction(1)
2021
Total	133,029		133,029		185,883
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2020
Total	293,806		293,806		229,544
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2019
Total	157,149		157,149		217,604
Current period gross charge-offs			(39)		0
Current period recoveries			39		0
Total net (charge-offs) recoveries			0		0
2018
Total	144,492		144,492		83,086
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2017
Total	35,572		35,572		45,776
Current period gross charge-offs			0		0
Current period recoveries			0		68
Total net (charge-offs) recoveries			0		68
Prior
Total	135,044		135,044		118,319
Current period gross charge-offs			0		(17)
Current period recoveries			1,296		5,054
Total net (charge-offs) recoveries			1,296		5,037
Revolving Loans Amortized Cost Basis
Total	51,775		51,775		38,658
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Total
Total	950,867		950,867		918,870
Current period gross charge-offs			(39)		(17)
Current period recoveries			1,335		5,122
Total net (charge-offs) recoveries			(1,296)		(5,105)
Portfolio Segment and Loan Class [Member] \| Real estate - construction(1) \| Pass
2021
Total	128,034		128,034		185,883
2020
Total	293,806		293,806		229,097
2019
Total	151,408		151,408		217,604
2018
Total	144,492		144,492		81,086
2017
Total	33,644		33,644		37,976
Prior
Total	125,191		125,191		110,470
Revolving Loans Amortized Cost Basis
Total	51,540		51,540		38,026
Total
Total	928,115		928,115		900,142
Portfolio Segment and Loan Class [Member] \| Real estate - construction(1) \| Special Mention
2021
Total	4,995		4,995		0
2020
Total	0		0		0
2019
Total	5,588		5,588		0
2018
Total	0		0		0
2017
Total	0		0		7,047
Prior
Total	8,708		8,708		6,212
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	19,291		19,291		13,259
Portfolio Segment and Loan Class [Member] \| Real estate - construction(1) \| Substandard or Lower
2021
Total	0		0		0
2020
Total	0		0		447
2019
Total	153		153		0
2018
Total	0		0		2,000
2017
Total	1,928		1,928		753
Prior
Total	1,145		1,145		1,637
Revolving Loans Amortized Cost Basis
Total	235		235		632
Total
Total	3,461		3,461		5,469
Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1)
2021
Total	946,003		946,003		2,293,387
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2020
Total	613,894		613,894		538,322
Current period gross charge-offs			(70)		(114)
Current period recoveries			0		43
Total net (charge-offs) recoveries			(70)		(71)
2019
Total	486,868		486,868		336,168
Current period gross charge-offs			(128)		(30)
Current period recoveries			78		486
Total net (charge-offs) recoveries			(50)		456
2018
Total	281,454		281,454		236,285
Current period gross charge-offs			(110)		(488)
Current period recoveries			835		216
Total net (charge-offs) recoveries			725		(272)
2017
Total	190,636		190,636		231,247
Current period gross charge-offs			(155)		(393)
Current period recoveries			335		162
Total net (charge-offs) recoveries			180		(231)
Prior
Total	700,686		700,686		646,458
Current period gross charge-offs			(529)		(520)
Current period recoveries			1,739		4,531
Total net (charge-offs) recoveries			1,210		4,011
Revolving Loans Amortized Cost Basis
Total	1,231,656		1,231,656		1,388,961
Current period gross charge-offs			(4,928)		(17,370)
Current period recoveries			805		5,958
Total net (charge-offs) recoveries			(4,123)		(11,412)
Total
Total	4,454,059		4,454,059		5,670,828
Current period gross charge-offs			(5,920)		(18,915)
Current period recoveries			3,792		11,396
Total net (charge-offs) recoveries			2,128		7,519
Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1) \| Pass
2021
Total	944,250		944,250		2,283,533
2020
Total	593,100		593,100		508,541
2019
Total	440,777		440,777		298,567
2018
Total	241,747		241,747		214,089
2017
Total	169,970		169,970		208,549
Prior
Total	621,558		621,558		596,646
Revolving Loans Amortized Cost Basis
Total	1,134,355		1,134,355		1,278,689
Total
Total	4,145,757		4,145,757		5,388,614
Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1) \| Special Mention
2021
Total	1,334		1,334		6,633
2020
Total	12,204		12,204		23,834
2019
Total	30,505		30,505		29,167
2018
Total	16,791		16,791		10,945
2017
Total	7,933		7,933		11,506
Prior
Total	42,241		42,241		25,960
Revolving Loans Amortized Cost Basis
Total	49,972		49,972		45,994
Total
Total	161,075		161,075		154,039
Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1) \| Substandard or Lower
2021
Total	419		419		3,221
2020
Total	8,590		8,590		5,947
2019
Total	15,586		15,586		8,434
2018
Total	22,916		22,916		11,251
2017
Total	12,733		12,733		11,192
Prior
Total	36,887		36,887		23,852
Revolving Loans Amortized Cost Basis
Total	47,329		47,329		64,278
Total
Total	147,227		147,227		128,175
Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage
2021
Total	682,393		682,393		988,541
Current period gross charge-offs			0		(60)
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		(60)
2020
Total	993,601		993,601		965,065
Current period gross charge-offs			0		(21)
Current period recoveries			0		6
Total net (charge-offs) recoveries			0		(15)
2019
Total	986,220		986,220		799,240
Current period gross charge-offs			(14)		(36)
Current period recoveries			0		0
Total net (charge-offs) recoveries			(14)		(36)
2018
Total	736,515		736,515		914,687
Current period gross charge-offs			(25)		(2,515)
Current period recoveries			0		0
Total net (charge-offs) recoveries			(25)		(2,515)
2017
Total	842,299		842,299		894,811
Current period gross charge-offs			(6,603)		(29)
Current period recoveries			27		1
Total net (charge-offs) recoveries			(6,576)		(28)
Prior
Total	2,847,416		2,847,416		2,483,774
Current period gross charge-offs			(1,517)		(1,547)
Current period recoveries			1,440		1,020
Total net (charge-offs) recoveries			(77)		(527)
Revolving Loans Amortized Cost Basis
Total	56,530		56,530		57,630
Current period gross charge-offs			(198)		(17)
Current period recoveries			0		0
Total net (charge-offs) recoveries			(198)		(17)
Total
Total	7,145,115		7,145,115		7,105,092
Current period gross charge-offs			(8,357)		(4,225)
Current period recoveries			1,467		1,027
Total net (charge-offs) recoveries			6,890		3,198
Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage \| Pass
2021
Total	680,108		680,108		973,664
2020
Total	959,013		959,013		917,510
2019
Total	915,762		915,762		708,946
2018
Total	629,123		629,123		794,955
2017
Total	725,055		725,055		783,094
Prior
Total	2,467,159		2,467,159		2,213,343
Revolving Loans Amortized Cost Basis
Total	54,023		54,023		53,041
Total
Total	6,430,243		6,430,243		6,444,957
Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage \| Special Mention
2021
Total	2,285		2,285		13,639
2020
Total	26,391		26,391		40,874
2019
Total	44,713		44,713		84,047
2018
Total	92,508		92,508		80,705
2017
Total	79,543		79,543		89,112
Prior
Total	248,743		248,743		167,424
Revolving Loans Amortized Cost Basis
Total	188		188		2,364
Total
Total	494,476		494,476		478,165
Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage \| Substandard or Lower
2021
Total	0		0		1,238
2020
Total	8,197		8,197		6,681
2019
Total	25,745		25,745		6,247
2018
Total	14,884		14,884		39,027
2017
Total	37,701		37,701		22,605
Prior
Total	131,514		131,514		103,007
Revolving Loans Amortized Cost Basis
Total	2,319		2,319		2,225
Total
Total	220,396		220,396		181,970
Payment Activity, Aging Status [Member]
2021
Total	1,529,050		1,529,050		1,600,529
2020
Total	1,433,575		1,433,575		785,422
2019
Total	523,626		523,626		397,005
2018
Total	250,621		250,621		449,934
2017
Total	299,709		299,709		319,307
Prior
Total	700,939		700,939		627,069
Revolving Loans Amortized Cost Basis
Total	995,806		995,806		1,044,502
Total
Total	5,737,487		5,737,487		5,229,131
Payment Activity, Aging Status [Member] \| Performing
2021
Total	1,528,986		1,528,986		1,600,144
2020
Total	1,426,791		1,426,791		782,832
2019
Total	521,904		521,904		393,651
2018
Total	247,159		247,159		430,916
2017
Total	280,826		280,826		318,108
Prior
Total	675,801		675,801		602,764
Revolving Loans Amortized Cost Basis
Total	987,083		987,083		1,034,983
Total
Total	5,672,711		5,672,711		5,168,761
Payment Activity, Aging Status [Member] \| Nonperforming Financial Instruments [Member]
2021
Total	64		64		385
2020
Total	6,784		6,784		2,590
2019
Total	1,722		1,722		3,354
2018
Total	3,462		3,462		19,018
2017
Total	18,883		18,883		1,199
Prior
Total	25,138		25,138		24,305
Revolving Loans Amortized Cost Basis
Total	8,723		8,723		9,519
Total
Total	64,776		64,776		60,370
Payment Activity, Aging Status [Member] \| Real-estate - home equity
2021
Total	24,122		24,122		31,445
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2020
Total	25,743		25,743		8,264
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2019
Total	6,929		6,929		13,929
Current period gross charge-offs			(41)		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			(41)		0
2018
Total	10,281		10,281		11,257
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2017
Total	8,443		8,443		11,888
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Prior
Total	102,864		102,864		129,039
Current period gross charge-offs			(171)		(34)
Current period recoveries			82		138
Total net (charge-offs) recoveries			(89)		104
Revolving Loans Amortized Cost Basis
Total	944,085		944,085		991,770
Current period gross charge-offs			(270)		(1,159)
Current period recoveries			105		366
Total net (charge-offs) recoveries			(165)		(793)
Total
Total	1,126,628		1,126,628		1,202,913
Current period gross charge-offs			(482)		(1,193)
Current period recoveries			187		504
Total net (charge-offs) recoveries			295		689
Payment Activity, Aging Status [Member] \| Real-estate - home equity \| Performing
2021
Total	24,122		24,122		31,445
2020
Total	25,743		25,743		8,176
2019
Total	6,929		6,929		13,906
2018
Total	10,265		10,265		11,024
2017
Total	8,210		8,210		11,667
Prior
Total	100,740		100,740		126,749
Revolving Loans Amortized Cost Basis
Total	935,387		935,387		982,285
Total
Total	1,115,557		1,115,557		1,190,573
Payment Activity, Aging Status [Member] \| Real-estate - home equity \| Nonperforming Financial Instruments [Member]
2021
Total	0		0		0
2020
Total	0		0		88
2019
Total	0		0		23
2018
Total	16		16		233
2017
Total	233		233		221
Prior
Total	2,124		2,124		2,290
Revolving Loans Amortized Cost Basis
Total	8,698		8,698		9,485
Total
Total	11,071		11,071		12,340
Payment Activity, Aging Status [Member] \| Real estate - residential mortgage
2021
Total	1,250,164		1,250,164		1,255,749
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2020
Total	1,185,265		1,185,265		588,361
Current period gross charge-offs			(626)		(68)
Current period recoveries			0		68
Total net (charge-offs) recoveries			(626)		0
2019
Total	387,507		387,507		231,575
Current period gross charge-offs			(148)		(101)
Current period recoveries			1		16
Total net (charge-offs) recoveries			(147)		(85)
2018
Total	132,979		132,979		344,046
Current period gross charge-offs			(125)		(190)
Current period recoveries			15		1
Total net (charge-offs) recoveries			(110)		(189)
2017
Total	223,313		223,313		265,712
Current period gross charge-offs			(4)		(7)
Current period recoveries			0		1
Total net (charge-offs) recoveries			(4)		(6)
Prior
Total	540,456		540,456		456,472
Current period gross charge-offs			(387)		(254)
Current period recoveries			178		405
Total net (charge-offs) recoveries			(209)		151
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			92		0
Total net (charge-offs) recoveries			92		0
Total
Total	3,719,684		3,719,684		3,141,915
Current period gross charge-offs			(1,290)		(620)
Current period recoveries			286		491
Total net (charge-offs) recoveries			1,004		129
Payment Activity, Aging Status [Member] \| Real estate - residential mortgage \| Performing
2021
Total	1,250,164		1,250,164		1,255,532
2020
Total	1,178,626		1,178,626		585,878
2019
Total	385,806		385,806		228,398
2018
Total	129,589		129,589		341,563
2017
Total	220,587		220,587		264,990
Prior
Total	517,694		517,694		434,889
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	3,682,466		3,682,466		3,111,250
Payment Activity, Aging Status [Member] \| Real estate - residential mortgage \| Nonperforming Financial Instruments [Member]
2021
Total	0		0		217
2020
Total	6,639		6,639		2,483
2019
Total	1,701		1,701		3,177
2018
Total	3,390		3,390		2,483
2017
Total	2,726		2,726		722
Prior
Total	22,762		22,762		21,583
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	37,218		37,218		30,665
Payment Activity, Aging Status [Member] \| Consumer
2021
Total	102,637		102,637		114,567
Current period gross charge-offs			(12)		(134)
Current period recoveries			0		0
Total net (charge-offs) recoveries			(12)		(134)
2020
Total	87,813		87,813		98,606
Current period gross charge-offs			(359)		(542)
Current period recoveries			122		64
Total net (charge-offs) recoveries			(237)		(478)
2019
Total	73,627		73,627		95,196
Current period gross charge-offs			(239)		(524)
Current period recoveries			103		165
Total net (charge-offs) recoveries			(136)		(359)
2018
Total	67,228		67,228		43,475
Current period gross charge-offs			(235)		(444)
Current period recoveries			86		159
Total net (charge-offs) recoveries			(149)		(285)
2017
Total	29,102		29,102		25,918
Current period gross charge-offs			(219)		(489)
Current period recoveries			129		94
Total net (charge-offs) recoveries			(90)		(395)
Prior
Total	46,467		46,467		36,236
Current period gross charge-offs			(195)		(769)
Current period recoveries			704		101
Total net (charge-offs) recoveries			509		(668)
Revolving Loans Amortized Cost Basis
Total	51,721		51,721		52,732
Current period gross charge-offs			(740)		(498)
Current period recoveries			247		1,292
Total net (charge-offs) recoveries			(493)		794
Total
Total	458,595		458,595		466,772
Current period gross charge-offs			(1,999)		(3,400)
Current period recoveries			1,391		1,875
Total net (charge-offs) recoveries			608		1,525
Payment Activity, Aging Status [Member] \| Consumer \| Performing
2021
Total	102,573		102,573		114,399
2020
Total	87,668		87,668		98,587
2019
Total	73,606		73,606		95,072
2018
Total	67,172		67,172		43,334
2017
Total	29,069		29,069		25,804
Prior
Total	46,371		46,371		36,086
Revolving Loans Amortized Cost Basis
Total	51,696		51,696		52,698
Total
Total	458,155		458,155		466,022
Payment Activity, Aging Status [Member] \| Consumer \| Nonperforming Financial Instruments [Member]
2021
Total	64		64		168
2020
Total	145		145		19
2019
Total	21		21		124
2018
Total	56		56		141
2017
Total	33		33		114
Prior
Total	96		96		150
Revolving Loans Amortized Cost Basis
Total	25		25		34
Total
Total	440		440		750
Payment Activity, Aging Status [Member] \| Equipment lease financing, other and overdrafts
2021
Total	71,134		71,134		102,324
Current period gross charge-offs			(595)		(606)
Current period recoveries			215		185
Total net (charge-offs) recoveries			(380)		(421)
2020
Total	64,931		64,931		65,303
Current period gross charge-offs			(1,276)		(1,581)
Current period recoveries			320		349
Total net (charge-offs) recoveries			(956)		(1,232)
2019
Total	50,952		50,952		49,483
Current period gross charge-offs			0		0
Current period recoveries			83		21
Total net (charge-offs) recoveries			83		21
2018
Total	35,124		35,124		50,978
Current period gross charge-offs			0		0
Current period recoveries			8		18
Total net (charge-offs) recoveries			8		18
2017
Total	38,678		38,678		15,773
Current period gross charge-offs			0		0
Current period recoveries			14		11
Total net (charge-offs) recoveries			14		11
Prior
Total	11,141		11,141		5,322
Current period gross charge-offs			0		0
Current period recoveries			30		21
Total net (charge-offs) recoveries			30		21
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Total
Total	271,960		271,960		289,183
Current period gross charge-offs			(1,871)		(2,187)
Current period recoveries			670		605
Total net (charge-offs) recoveries			1,201		1,582
Payment Activity, Aging Status [Member] \| Equipment lease financing, other and overdrafts \| Performing
2021
Total	71,134		71,134		102,324
2020
Total	64,931		64,931		65,303
2019
Total	50,952		50,952		49,453
2018
Total	35,124		35,124		34,995
2017
Total	22,960		22,960		15,631
Prior
Total	10,985		10,985		5,040
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	256,086		256,086		272,746
Payment Activity, Aging Status [Member] \| Equipment lease financing, other and overdrafts \| Nonperforming Financial Instruments [Member]
2021
Total	0		0		0
2020
Total	0		0		0
2019
Total	0		0		30
2018
Total	0		0		15,983
2017
Total	15,718		15,718		142
Prior
Total	156		156		282
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	15,874		15,874		16,437
Payment Activity, Aging Status [Member] \| Construction - other
2021
Total	80,993		80,993		96,444
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2020
Total	69,823		69,823		24,888
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2019
Total	4,611		4,611		6,822
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2018
Total	5,009		5,009		178
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
2017
Total	173		173		16
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Prior
Total	11		11		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Total
Total	160,620		160,620		128,348
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Payment Activity, Aging Status [Member] \| Construction - other \| Performing
2021
Total	80,993		80,993		96,444
2020
Total	69,823		69,823		24,888
2019
Total	4,611		4,611		6,822
2018
Total	5,009		5,009		0
2017
Total	0		0		16
Prior
Total	11		11		0
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	160,447		160,447		128,170
Payment Activity, Aging Status [Member] \| Construction - other \| Nonperforming Financial Instruments [Member]
2021
Total	0		0		0
2020
Total	0		0		0
2019
Total	0		0		0
2018
Total	0		0		178
2017
Total	173		173		0
Prior
Total	0		0		0
Revolving Loans Amortized Cost Basis
Total	0		0		0
Total
Total	173		173		178
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member]
Revolving Loans Amortized Cost Basis
Total	3,003		3,003		1,344
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Pass
Revolving Loans Amortized Cost Basis
Total	0		0		404
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Special Mention
Revolving Loans Amortized Cost Basis
Total	200		200		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Substandard or Lower
Revolving Loans Amortized Cost Basis
Total	2,803		2,803		940
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - construction(1)
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - construction(1) \| Pass
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - construction(1) \| Special Mention
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - construction(1) \| Substandard or Lower
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1)
Revolving Loans Amortized Cost Basis
Total	2,862		2,862		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1) \| Pass
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1) \| Special Mention
Revolving Loans Amortized Cost Basis
Total	95		95		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Commercial and industrial (1) \| Substandard or Lower
Revolving Loans Amortized Cost Basis
Total	2,767		2,767		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage
Revolving Loans Amortized Cost Basis
Total	141		141		1,344
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage \| Pass
Revolving Loans Amortized Cost Basis
Total	0		0		404
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage \| Special Mention
Revolving Loans Amortized Cost Basis
Total	105		105		0
Conversion to Term Loan [Member] \| Portfolio Segment and Loan Class [Member] \| Real estate - commercial mortgage \| Substandard or Lower
Revolving Loans Amortized Cost Basis
Total	36		36		940
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member]
Revolving Loans Amortized Cost Basis
Total	4,161		4,161		5,363
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Performing
Revolving Loans Amortized Cost Basis
Total	4,161		4,161		5,363
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Nonperforming Financial Instruments [Member]
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Real-estate - home equity
Revolving Loans Amortized Cost Basis
Total	4,161		4,161		5,321
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Real-estate - home equity \| Performing
Revolving Loans Amortized Cost Basis
Total	4,161		4,161		5,321
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Real-estate - home equity \| Nonperforming Financial Instruments [Member]
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Real estate - residential mortgage
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Real estate - residential mortgage \| Performing
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Real estate - residential mortgage \| Nonperforming Financial Instruments [Member]
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Consumer
Revolving Loans Amortized Cost Basis
Total	0		0		42
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Consumer \| Performing
Revolving Loans Amortized Cost Basis
Total	0		0		42
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Consumer \| Nonperforming Financial Instruments [Member]
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Equipment lease financing, other and overdrafts
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Equipment lease financing, other and overdrafts \| Performing
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Equipment lease financing, other and overdrafts \| Nonperforming Financial Instruments [Member]
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Construction - other
Revolving Loans Amortized Cost Basis
Total	0		0		0
Current period gross charge-offs			0		0
Current period recoveries			0		0
Total net (charge-offs) recoveries			0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Construction - other \| Performing
Revolving Loans Amortized Cost Basis
Total	0		0		0
Conversion to Term Loan [Member] \| Payment Activity, Aging Status [Member] \| Construction - other \| Nonperforming Financial Instruments [Member]
Revolving Loans Amortized Cost Basis
Total	$ 0		$ 0		$ 0