Allowance for Credit Losses - Allowance for Loan Losses (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	$ 21,199		$ 20,261
Loans, Collectively evaluated for impairment	7,282,330		5,954,950
Loans, Acquired with deteriorated credit quality	105,011		937
Loans	7,408,540		5,976,148
Allowance for credit losses, Individually evaluated for impairment	6,603		4,251
Allowance for credit losses, Collectively evaluated for impairment	62,233		53,796
Allowance for Credit Losses	68,836	$ 67,112	58,047	$ 60,389	$ 67,252	$ 71,124
Non-owner occupied commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	431		3,063
Loans, Collectively evaluated for impairment	2,725,169		2,313,047
Loans, Acquired with deteriorated credit quality	51,403		174
Loans	2,777,003		2,316,284
Allowance for credit losses, Individually evaluated for impairment	854		0
Allowance for credit losses, Collectively evaluated for impairment	23,072		20,071
Allowance for Credit Losses	23,926	23,649	20,071	20,906	23,880	25,910
Owner occupied commercial
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	15,327		6,678
Loans, Collectively evaluated for impairment	1,132,686		901,638
Loans, Acquired with deteriorated credit quality	31,514		133
Loans	1,179,527		908,449
Allowance for credit losses, Individually evaluated for impairment	1,290		69
Allowance for credit losses, Collectively evaluated for impairment	5,648		3,895
Allowance for Credit Losses	6,938	6,125	3,964	4,100	4,003	3,955
Multifamily
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	0		0
Loans, Collectively evaluated for impairment	1,131,475		972,233
Loans, Acquired with deteriorated credit quality	3,463		0
Loans	1,134,938		972,233
Allowance for credit losses, Individually evaluated for impairment	5		0
Allowance for credit losses, Collectively evaluated for impairment	8,436		8,309
Allowance for Credit Losses	8,441	8,300	8,309	7,177	7,508	7,253
Non-owner occupied residential
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	462		2,567
Loans, Collectively evaluated for impairment	214,394		174,463
Loans, Acquired with deteriorated credit quality	6,483		67
Loans	221,339		177,097
Allowance for credit losses, Individually evaluated for impairment	153		0
Allowance for credit losses, Collectively evaluated for impairment	2,740		2,380
Allowance for Credit Losses	2,893	2,908	2,380	2,592	2,883	3,321
Commercial, industrial and other
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	4,979		6,537
Loans, Collectively evaluated for impairment	642,601		455,306
Loans, Acquired with deteriorated credit quality	10,355		563
Loans	657,935		462,406
Allowance for credit losses, Individually evaluated for impairment	4,160		4,182
Allowance for credit losses, Collectively evaluated for impairment	5,929		5,709
Allowance for Credit Losses	10,089	11,674	9,891	10,489	12,139	13,665
Construction
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	0		0
Loans, Collectively evaluated for impairment	370,777		302,228
Loans, Acquired with deteriorated credit quality	0		0
Loans	370,777		302,228
Allowance for credit losses, Individually evaluated for impairment	0		0
Allowance for credit losses, Collectively evaluated for impairment	2,937		838
Allowance for Credit Losses	2,937	1,727	838	1,034	1,129	786
Equipment finance
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	0		0
Loans, Collectively evaluated for impairment	134,136		123,212
Loans, Acquired with deteriorated credit quality	0		0
Loans	134,136		123,212
Allowance for credit losses, Individually evaluated for impairment	0		0
Allowance for credit losses, Collectively evaluated for impairment	2,253		3,663
Allowance for Credit Losses	2,253	2,459	3,663	5,120	6,264	6,552
Residential mortgage
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	0		1,416
Loans, Collectively evaluated for impairment	620,981		437,294
Loans, Acquired with deteriorated credit quality	1,436		0
Loans	622,417		438,710
Allowance for credit losses, Individually evaluated for impairment	138		0
Allowance for credit losses, Collectively evaluated for impairment	6,441		3,914
Allowance for Credit Losses	6,579	5,686	3,914	3,885	3,781	3,623
Consumer
Financing Receivable, Allowance for Credit Loss [Line Items]
Loans, individually evaluated for impairment	0		0
Loans, Collectively evaluated for impairment	310,111		275,529
Loans, Acquired with deteriorated credit quality	357		0
Loans	310,468		275,529
Allowance for credit losses, Individually evaluated for impairment	3		0
Allowance for credit losses, Collectively evaluated for impairment	4,777		5,017
Allowance for Credit Losses	$ 4,780	$ 4,584	$ 5,017	$ 5,086	$ 5,665	$ 6,059