Loans - Risk Category of Loans After Adoption of CECL (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	$ 809,979		$ 809,979		$ 1,870,192
2023/2022, Charge-offs			196
2022/2021	1,889,739		1,889,739		1,331,010
2022/2021, Charge-offs			19
2021/2020	1,251,681		1,251,681		1,241,095
2021/2020, Charge-offs			215
2020/2019	1,141,296		1,141,296		634,244
2020/2019, Charge-offs			0
2019/2018	543,519		543,519		450,515
2019/2018, Charge-offs			32
Pre-2019/2018	1,952,422		1,952,422		1,700,199
Pre-2019/2018, Charge-offs			42
Revolving Loans	697,101		697,101		636,027
Revolving Loans, Charge-offs			0
Revolving to Term	8,320		8,320		2,768
Revolving to Term, Charge-offs			0
Loans	8,294,057		8,294,057		7,866,050
Charge-offs	217	$ 56	504	$ 8,229
Non-owner occupied commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	282,616		282,616		674,507
2022/2021	610,052		610,052		391,748
2021/2020	375,816		375,816		517,832
2020/2019	502,885		502,885		298,845
2019/2018	270,995		270,995		211,789
Pre-2019/2018	924,816		924,816		789,474
Revolving Loans	13,631		13,631		19,317
Revolving to Term	0		0		2,502
Loans	2,980,811		2,980,811		2,906,014
Charge-offs	0	0	0	4
Non-owner occupied commercial | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	282,616		282,616		673,235
2022/2021	607,149		607,149		391,748
2021/2020	375,816		375,816		495,618
2020/2019	483,092		483,092		271,109
2019/2018	261,792		261,792		183,971
Pre-2019/2018	811,752		811,752		703,852
Revolving Loans	13,441		13,441		19,317
Revolving to Term	0		0		2,502
Loans	2,835,658		2,835,658		2,741,352
Non-owner occupied commercial | Watch
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		1,272
2022/2021	2,163		2,163		0
2021/2020	0		0		21,720
2020/2019	14,874		14,874		26,906
2019/2018	6,204		6,204		12,099
Pre-2019/2018	63,468		63,468		48,314
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	86,709		86,709		110,311
Non-owner occupied commercial | Special mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	740		740		0
2021/2020	0		0		494
2020/2019	4,919		4,919		830
2019/2018	2,999		2,999		15,586
Pre-2019/2018	19,331		19,331		16,304
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	27,989		27,989		33,214
Non-owner occupied commercial | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	0		0		0
2020/2019	0		0		0
2019/2018	0		0		133
Pre-2019/2018	30,265		30,265		21,004
Revolving Loans	190		190		0
Revolving to Term	0		0		0
Loans	30,455		30,455		21,137
Owner occupied commercial
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	45,560		45,560		268,339
2022/2021	330,532		330,532		216,006
2021/2020	247,896		247,896		209,116
2020/2019	174,684		174,684		92,624
2019/2018	99,892		99,892		70,485
Pre-2019/2018	388,935		388,935		376,216
Revolving Loans	9,889		9,889		13,403
Revolving to Term	2,589		2,589		0
Loans	1,299,977		1,299,977		1,246,189
Charge-offs	0	0	0	38
Owner occupied commercial | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	45,560		45,560		267,754
2022/2021	329,969		329,969		198,131
2021/2020	224,064		224,064		191,603
2020/2019	151,745		151,745		85,343
2019/2018	89,835		89,835		61,581
Pre-2019/2018	342,321		342,321		317,434
Revolving Loans	9,639		9,639		13,328
Revolving to Term	2,589		2,589		0
Loans	1,195,722		1,195,722		1,135,174
Owner occupied commercial | Watch
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	3,705		3,705		2,888
2020/2019	1,681		1,681		3,520
2019/2018	3,351		3,351		4,728
Pre-2019/2018	31,793		31,793		28,659
Revolving Loans	250		250		75
Revolving to Term	0		0		0
Loans	40,780		40,780		39,870
Owner occupied commercial | Special mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		585
2022/2021	563		563		17,778
2021/2020	19,677		19,677		5,749
2020/2019	7,121		7,121		1,862
2019/2018	1,830		1,830		3,701
Pre-2019/2018	8,939		8,939		20,292
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	38,130		38,130		49,967
Owner occupied commercial | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		97
2021/2020	450		450		8,876
2020/2019	14,137		14,137		1,899
2019/2018	4,876		4,876		475
Pre-2019/2018	5,882		5,882		9,831
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	25,345		25,345		21,178
Multifamily
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	112,532		112,532		313,410
2022/2021	302,177		302,177		227,123
2021/2020	245,303		245,303		279,300
2020/2019	274,693		274,693		70,936
2019/2018	67,826		67,826		95,432
Pre-2019/2018	351,272		351,272		269,325
Revolving Loans	3,301		3,301		5,288
Revolving to Term	4,524		4,524		0
Loans	1,361,628		1,361,628		1,260,814
Charge-offs	0	0	0	0
Multifamily | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	112,532		112,532		312,910
2022/2021	300,790		300,790		221,306
2021/2020	238,475		238,475		265,187
2020/2019	247,965		247,965		67,072
2019/2018	64,022		64,022		95,432
Pre-2019/2018	334,182		334,182		249,021
Revolving Loans	3,301		3,301		5,288
Revolving to Term	4,524		4,524		0
Loans	1,305,791		1,305,791		1,216,216
Multifamily | Watch
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	887		887		5,817
2021/2020	5,722		5,722		11,692
2020/2019	24,346		24,346		0
2019/2018	0		0		0
Pre-2019/2018	2,442		2,442		2,504
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	33,397		33,397		20,013
Multifamily | Special mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		500
2022/2021	500		500		0
2021/2020	0		0		2,421
2020/2019	2,382		2,382		0
2019/2018	3,804		3,804		0
Pre-2019/2018	13,544		13,544		11,274
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	20,230		20,230		14,195
Multifamily | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	1,106		1,106		0
2020/2019	0		0		3,864
2019/2018	0		0		0
Pre-2019/2018	1,104		1,104		6,526
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	2,210		2,210		10,390
Non-owner occupied residential
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	8,865		8,865		37,445
2022/2021	35,314		35,314		29,365
2021/2020	28,630		28,630		22,133
2020/2019	19,869		19,869		26,780
2019/2018	25,225		25,225		19,311
Pre-2019/2018	84,256		84,256		75,383
Revolving Loans	6,401		6,401		7,588
Revolving to Term	0		0		21
Loans	208,560		208,560		218,026
Charge-offs	0	0	0	0
Non-owner occupied residential | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	8,865		8,865		37,445
2022/2021	35,314		35,314		29,365
2021/2020	28,630		28,630		22,133
2020/2019	19,869		19,869		24,205
2019/2018	24,186		24,186		18,489
Pre-2019/2018	77,488		77,488		67,114
Revolving Loans	6,326		6,326		7,513
Revolving to Term	0		0		21
Loans	200,678		200,678		206,285
Non-owner occupied residential | Watch
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	0		0		0
2020/2019	0		0		2,068
2019/2018	0		0		0
Pre-2019/2018	4,056		4,056		5,244
Revolving Loans	75		75		75
Revolving to Term	0		0		0
Loans	4,131		4,131		7,387
Non-owner occupied residential | Special mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	0		0		0
2020/2019	0		0		507
2019/2018	497		497		822
Pre-2019/2018	1,494		1,494		1,017
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	1,991		1,991		2,346
Non-owner occupied residential | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	0		0		0
2020/2019	0		0		0
2019/2018	542		542		0
Pre-2019/2018	1,218		1,218		2,008
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	1,760		1,760		2,008
Commercial, industrial and other
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	18,434		18,434		50,121
2023/2022, Charge-offs			0
2022/2021	42,624		42,624		53,098
2022/2021, Charge-offs			0
2021/2020	43,803		43,803		27,881
2021/2020, Charge-offs			14
2020/2019	22,860		22,860		57,964
2020/2019, Charge-offs			0
2019/2018	28,610		28,610		18,694
2019/2018, Charge-offs			0
Pre-2019/2018	48,562		48,562		41,877
Pre-2019/2018, Charge-offs			13
Revolving Loans	426,855		426,855		356,831
Revolving Loans, Charge-offs			0
Revolving to Term	1,171		1,171		245
Revolving to Term, Charge-offs			0
Loans	632,919		632,919		606,711
Charge-offs	14	0	27	1,128
Commercial, industrial and other | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	15,782		15,782		48,719
2022/2021	42,041		42,041		51,894
2021/2020	43,031		43,031		27,644
2020/2019	22,830		22,830		57,124
2019/2018	28,435		28,435		13,936
Pre-2019/2018	45,516		45,516		39,892
Revolving Loans	396,257		396,257		339,040
Revolving to Term	1,171		1,171		245
Loans	595,063		595,063		578,494
Commercial, industrial and other | Watch
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	2,558		2,558		251
2022/2021	208		208		704
2021/2020	332		332		237
2020/2019	0		0		211
2019/2018	0		0		0
Pre-2019/2018	1,212		1,212		1,424
Revolving Loans	7,196		7,196		10,001
Revolving to Term	0		0		0
Loans	11,506		11,506		12,828
Commercial, industrial and other | Special mention
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	94		94		375
2022/2021	0		0		258
2021/2020	4		4		0
2020/2019	0		0		179
2019/2018	175		175		36
Pre-2019/2018	1,515		1,515		378
Revolving Loans	2,261		2,261		4,878
Revolving to Term	0		0		0
Loans	4,049		4,049		6,104
Commercial, industrial and other | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		776
2022/2021	375		375		242
2021/2020	436		436		0
2020/2019	30		30		450
2019/2018	0		0		4,722
Pre-2019/2018	319		319		183
Revolving Loans	21,141		21,141		2,912
Revolving to Term	0		0		0
Loans	22,301		22,301		9,285
Construction
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	30,030		30,030		80,579
2023/2022, Charge-offs			0
2022/2021	150,684		150,684		178,424
2022/2021, Charge-offs			13
2021/2020	93,493		93,493		45,594
2021/2020, Charge-offs			0
2020/2019	23,207		23,207		31,447
2020/2019, Charge-offs			0
2019/2018	4,835		4,835		7,245
2019/2018, Charge-offs			0
Pre-2019/2018	17,361		17,361		17,346
Pre-2019/2018, Charge-offs			0
Revolving Loans	14,388		14,388		19,465
Revolving Loans, Charge-offs			0
Revolving to Term	0		0		0
Revolving to Term, Charge-offs			0
Loans	333,998		333,998		380,100
Charge-offs	0	0	13	6,807
Construction | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	28,135		28,135		79,420
2022/2021	149,584		149,584		172,849
2021/2020	83,866		83,866		35,295
2020/2019	8,370		8,370		31,447
2019/2018	4,835		4,835		7,245
Pre-2019/2018	4,663		4,663		4,005
Revolving Loans	13,824		13,824		19,294
Revolving to Term	0		0		0
Loans	293,277		293,277		349,555
Construction | Watch
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	1,895		1,895		1,159
2022/2021	1,100		1,100		5,480
2021/2020	9,627		9,627		10,299
2020/2019	14,837		14,837		0
2019/2018	0		0		0
Pre-2019/2018	0		0		0
Revolving Loans	564		564		171
Revolving to Term	0		0		0
Loans	28,023		28,023		17,109
Construction | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		95
2021/2020	0		0		0
2020/2019	0		0		0
2019/2018	0		0		0
Pre-2019/2018	12,698		12,698		13,341
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	12,698		12,698		13,436
Equipment finance
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	63,092		63,092		74,840
2023/2022, Charge-offs			0
2022/2021	62,390		62,390		36,087
2022/2021, Charge-offs			0
2021/2020	26,764		26,764		20,382
2021/2020, Charge-offs			178
2020/2019	12,944		12,944		15,835
2020/2019, Charge-offs			0
2019/2018	8,622		8,622		3,884
2019/2018, Charge-offs			31
Pre-2019/2018	1,134		1,134		546
Pre-2019/2018, Charge-offs			10
Revolving Loans	0		0		0
Revolving Loans, Charge-offs			0
Revolving to Term	0		0		0
Revolving to Term, Charge-offs			0
Loans	174,946		174,946		151,574
Charge-offs	136	0	219	121
Equipment finance | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	62,946		62,946		74,840
2022/2021	61,210		61,210		36,087
2021/2020	26,615		26,615		20,382
2020/2019	12,904		12,904		15,738
2019/2018	7,937		7,937		3,862
Pre-2019/2018	1,130		1,130		546
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	172,742		172,742		151,455
Equipment finance | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	146		146		0
2022/2021	1,180		1,180		0
2021/2020	149		149		0
2020/2019	40		40		97
2019/2018	685		685		22
Pre-2019/2018	4		4		0
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	2,204		2,204		119
Residential mortgage
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	230,091		230,091		323,636
2022/2021	314,063		314,063		167,791
2021/2020	161,098		161,098		110,199
2020/2019	102,705		102,705		35,670
2019/2018	33,892		33,892		20,559
Pre-2019/2018	114,686		114,686		107,697
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	956,535		956,535		765,552
Charge-offs	0	0	0	0
Residential mortgage | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	230,091		230,091		323,636
2022/2021	314,063		314,063		167,791
2021/2020	160,849		160,849		110,199
2020/2019	102,277		102,277		35,180
2019/2018	33,438		33,438		20,218
Pre-2019/2018	113,498		113,498		106,391
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	954,216		954,216		763,415
Residential mortgage | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		0
2022/2021	0		0		0
2021/2020	249		249		0
2020/2019	428		428		490
2019/2018	454		454		341
Pre-2019/2018	1,188		1,188		1,306
Revolving Loans	0		0		0
Revolving to Term	0		0		0
Loans	2,319		2,319		2,137
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	18,759		18,759		47,315
2023/2022, Charge-offs			196
2022/2021	41,903		41,903		31,368
2022/2021, Charge-offs			6
2021/2020	28,878		28,878		8,658
2021/2020, Charge-offs			23
2020/2019	7,449		7,449		4,143
2020/2019, Charge-offs			0
2019/2018	3,622		3,622		3,116
2019/2018, Charge-offs			1
Pre-2019/2018	21,400		21,400		22,335
Pre-2019/2018, Charge-offs			19
Revolving Loans	222,636		222,636		214,135
Revolving Loans, Charge-offs			0
Revolving to Term	36		36		0
Revolving to Term, Charge-offs			0
Loans	344,683		344,683		331,070
Charge-offs	67	$ 56	245	$ 131
Consumer | Pass
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	18,759		18,759		47,282
2022/2021	41,834		41,834		31,368
2021/2020	28,878		28,878		8,658
2020/2019	7,449		7,449		4,143
2019/2018	3,622		3,622		3,093
Pre-2019/2018	20,173		20,173		21,482
Revolving Loans	222,636		222,636		213,857
Revolving to Term	0		0		0
Loans	343,351		343,351		329,883
Consumer | Substandard
Accounts, Notes, Loans and Financing Receivable [Line Items]
2023/2022	0		0		33
2022/2021	69		69		0
2021/2020	0		0		0
2020/2019	0		0		0
2019/2018	0		0		23
Pre-2019/2018	1,227		1,227		853
Revolving Loans	0		0		278
Revolving to Term	36		36		0
Loans	$ 1,332		$ 1,332		$ 1,187