Financing Receivable Credit Quality Indicators (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2021
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	$ 9,371,470		$ 13,540,590
Financing Receivable, Year One, Originated, Current Fiscal Year	2,812,901		2,962,947
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	1,341,947		2,273,064
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	896,983		1,344,438
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	857,830		1,331,466
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	698,323		1,126,800
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	1,314,136		2,905,961
Financing Receivable, Revolving	1,447,865		1,636,023
Total loans	9,392,866		13,587,286
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		$ 39,242
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		56,605
Impaired Financing Receivable, Related Allowance		980
Average Recorded Investment		49,077
Interest Income Recognized	1,090
Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	2,103,152		1,563,279
Financing Receivable, Year One, Originated, Current Fiscal Year	1,086,474		479,686
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	145,038		174,612
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	118,153		95,246
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	38,425		75,564
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	21,441		15,910
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	20,615		27,545
Financing Receivable, Revolving	670,468		694,466
Total loans	2,103,152		1,563,279
Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	4,173,927		7,992,344
Financing Receivable, Year One, Originated, Current Fiscal Year	1,108,100		1,516,931
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	784,944		1,323,711
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	514,868		931,631
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	574,542		1,021,340
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	401,380		909,383
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	742,661		2,121,711
Financing Receivable, Revolving	32,695		167,637
Total loans	4,173,927		7,992,344
Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	553,929		1,165,457
Financing Receivable, Year One, Originated, Current Fiscal Year	273,207		388,230
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	177,901		454,537
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	31,226		141,127
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	32,538		62,752
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		19,168
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	6,689		60,986
Financing Receivable, Revolving	31,780		36,368
Total loans	553,929		1,165,457
Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	175,023		193,189
Financing Receivable, Year One, Originated, Current Fiscal Year	42,397		54,149
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	28,199		38,092
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	19,634		21,251
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	13,437		13,666
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	13,980		9,673
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	20,194		19,166
Financing Receivable, Revolving	37,182		37,192
Total loans	175,023		193,189
Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, before Allowance for Credit Loss	1,296,183		1,604,686
Financing Receivable, Year One, Originated, Current Fiscal Year	219,595		454,162
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	146,058		215,534
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	160,849		114,762
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	144,638		123,755
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	219,726		133,961
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	405,317		562,512
Financing Receivable, Revolving	0		0
Total loans	1,296,183		1,604,686
Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	82,312		66,410
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	59,409		63,870
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	52,088		38,201
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	53,570		33,505
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	41,181		38,051
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	111,800		109,544
Financing Receivable, Revolving	663,412		685,982
Total loans	1,068,790		1,039,611
Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	816		3,379
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	398		2,708
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	165		2,220
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	680		884
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	615		654
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	6,860		4,497
Financing Receivable, Revolving	12,328		14,378
Total loans	21,862		28,720
Revolving converted to term [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	22,881		6,587
Revolving converted to term [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	2,538		250
Revolving converted to term [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	14,737		0
Revolving converted to term [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	588		2,289
Revolving converted to term [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Revolving converted to term [Member] | Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Revolving converted to term [Member] | Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	5,018		4,048
Revolving converted to term [Member] | Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
With No Related Allowance Recorded [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		23,786
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		34,970
Average Recorded Investment		27,056
Interest Income Recognized		136
With No Related Allowance Recorded [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		6,213
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		12,101
Average Recorded Investment		12,595
Interest Income Recognized		523
With No Related Allowance Recorded [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		469
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		484
Average Recorded Investment		471
Interest Income Recognized		22
With No Related Allowance Recorded [Member] | Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		4,976
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		5,123
Average Recorded Investment		5,045
Interest Income Recognized		222
With No Related Allowance Recorded [Member] | Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		3,764
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		3,893
Average Recorded Investment		3,869
Interest Income Recognized		184
With No Related Allowance Recorded [Member] | Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Impaired Financing Receivable, with No Related Allowance, Recorded Investment		34
Impaired Financing Receivable, with No Related Allowance, Unpaid Principal Balance		34
Average Recorded Investment		41
Interest Income Recognized		$ 3
Pass [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	1,074,773		478,141	[1]
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	141,859		167,421
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	97,908		92,657
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	30,431		74,940
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	19,426		12,432
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	19,749		27,000
Financing Receivable, Revolving	631,049		681,155
Total loans	2,017,733		1,533,996
Pass [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	1,054,345		1,445,829
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	726,276		1,232,824
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	480,725		875,001
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	544,826		950,540
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	372,542		820,201
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	664,256		1,913,217
Financing Receivable, Revolving	19,085		154,020
Total loans	3,876,792		7,391,632
Pass [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	255,679		374,023
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	167,948		451,987
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	30,706		141,127
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	32,538		62,752
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		19,168
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	6,689		48,175
Financing Receivable, Revolving	31,705		36,368
Total loans	525,853		1,135,889
Pass [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	41,713		53,939
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	27,751		37,017
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	19,497		20,840
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	13,411		13,459
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	13,837		9,665
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	19,624		18,603
Financing Receivable, Revolving	35,451		35,875
Total loans	171,284		189,398
Pass [Member] | Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	219,595		454,162
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	146,058		215,142
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	160,422		114,762
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	144,638		122,745
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	215,568		133,961
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	401,279		559,701
Financing Receivable, Revolving	0		0
Total loans	1,287,560		1,600,473
Pass [Member] | Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	82,312		66,410
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	59,409		63,870
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	52,088		38,201
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	53,570		33,505
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	41,181		38,051
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	111,360		109,544
Financing Receivable, Revolving	661,575		684,427
Total loans	1,066,158		1,037,940
Pass [Member] | Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	816		3,363
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	398		2,702
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	165		2,191
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	665		859
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	615		654
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	6,749		4,462
Financing Receivable, Revolving	12,317		14,377
Total loans	21,725		28,608
Pass [Member] | Revolving converted to term [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	2,538		250
Pass [Member] | Revolving converted to term [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	14,737
Pass [Member] | Revolving converted to term [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	588		2,289
Pass [Member] | Revolving converted to term [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Pass [Member] | Revolving converted to term [Member] | Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Pass [Member] | Revolving converted to term [Member] | Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	4,663		3,932
Pass [Member] | Revolving converted to term [Member] | Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Potential Weakness [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	9,020		779
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	1,869		6,874
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	670		1,627
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	4,997		109
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	1,539		908
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	294		287
Financing Receivable, Revolving	20,766		5,401
Total loans	39,155		15,985
Potential Weakness [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	27,877		51,024
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	55,166		86,781
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	30,286		53,250
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	19,531		69,137
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	25,462		53,455
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	71,252		185,847
Financing Receivable, Revolving	13,610		13,617
Total loans	243,184		513,111
Potential Weakness [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	17,528		9,646
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	9,953		2,550
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	520
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		12,811
Financing Receivable, Revolving	75
Total loans	28,076		25,007
Potential Weakness [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		210
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	10		456
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	15		379
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	15		198
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	6		4
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	217		285
Financing Receivable, Revolving	822		803
Total loans	1,085		2,335
Potential Weakness [Member] | Revolving converted to term [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Potential Weakness [Member] | Revolving converted to term [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Potential Weakness [Member] | Revolving converted to term [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Weakness Loss Unlikely [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	2,009		766
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	1,310		317
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	19,575		962
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	2,997		515
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	320		2,570
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	429		258
Financing Receivable, Revolving	6,991		7,910
Total loans	33,631		13,298
Definite Weakness Loss Unlikely [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	25,878		20,078
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	3,502		4,106
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	3,857		3,380
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	10,185		1,663
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	3,376		35,727
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	7,153		22,647
Financing Receivable, Revolving	0		0
Total loans	53,951		87,601
Definite Weakness Loss Unlikely [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		4,561
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Total loans			4,561
Definite Weakness Loss Unlikely [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	684		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	438		619
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	122		32
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	11		9
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	137		4
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	353		278
Financing Receivable, Revolving	883		514
Total loans	2,628		1,456
Definite Weakness Loss Unlikely [Member] | Revolving converted to term [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Weakness Loss Unlikely [Member] | Revolving converted to term [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Weakness Loss Unlikely [Member] | Revolving converted to term [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Weakness Loss Unlikely [Member] | Revolving converted to term [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Partial Loss Probable [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	672		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	156		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	143
Financing Receivable, Revolving	11,662		0
Total loans	12,633
Partial Loss Probable [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Total loans	0		0
Partial Loss Probable [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Total loans	0		0
Partial Loss Probable [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	26		0
Total loans	26		0
Partial Loss Probable [Member] | Revolving converted to term [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Partial Loss Probable [Member] | Revolving converted to term [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Partial Loss Probable [Member] | Revolving converted to term [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Partial Loss Probable [Member] | Revolving converted to term [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Loss [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Definite Loss [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Total loans	0		0
Definite Loss [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Total loans	0		0
Definite Loss [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	0		0
Financing Receivable, Revolving	0		0
Total loans	0		0
Definite Loss [Member] | Revolving converted to term [Member] | Commercial And Industrial [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Loss [Member] | Revolving converted to term [Member] | Commercial Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Loss [Member] | Revolving converted to term [Member] | Construction Loans [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Definite Loss [Member] | Revolving converted to term [Member] | Small Business [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Default [Member] | Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		392
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	427
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		1,010
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	4,158		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	4,038		2,811
Financing Receivable, Revolving	0		0
Total loans	8,623		4,213
Default [Member] | Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		0
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		0
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		0
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	0		0
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	440
Financing Receivable, Revolving	1,837		1,555
Total loans	2,632		1,671
Default [Member] | Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Year One, Originated, Current Fiscal Year	0		16
Financing Receivable, Year Two, Originated, Fiscal Year before Current Fiscal Year	0		6
Financing Receivable, Year Three, Originated, Two Years before Current Fiscal Year	0		29
Financing Receivable, Year Four, Originated, Three Years before Current Fiscal Year	15		25
Financing Receivable, Year Five, Originated, Four Years before Current Fiscal Year	0		0
Financing Receivable, Originated, More than Five Years before Current Fiscal Year	111		35
Financing Receivable, Revolving	11		1
Total loans	137		112
Default [Member] | Revolving converted to term [Member] | Residential Real Estate [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	0		0
Default [Member] | Revolving converted to term [Member] | Home Equity Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	355		116
Default [Member] | Revolving converted to term [Member] | Consumer Loan [Member]
Financing Receivable, Credit Quality Indicator [Line Items]
Financing Receivable, Revolving	$ 0		$ 0

[1] Loans originated as part of the Paycheck Protection Program ("PPP") established by the CARES Act are reported as commercial and industrial under the 2021 and 2020 vintage years and "Pass" category as these loans are 100% guaranteed by the U.S. Government. Outstanding PPP loans totaled $216.2 million and $791.9 million at December 31, 2021 and 2020, respectively, the former of which reflects PPP loans acquired in the Meridian acquisition.