Loans - Loans Held for Investment (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	$ 6,267,096	$ 5,928,933
Allowance for credit losses	(80,398)	(65,917)	$ (47,547)	$ (47,766)
Loans, net of allowance for credit losses	6,186,698	5,845,915
Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		5,911,832
Allowance for credit losses		(65,917)
Loans, net of allowance for credit losses		5,845,915
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	2,467,688	3,025,074
Allowance for credit losses	(29,523)	(40,785)	(31,622)	(29,235)
Commercial and industrial | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		2,310,929
Commercial real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	1,896,096	1,753,360
Allowance for credit losses	(27,546)	(19,754)	(13,198)	(14,033)
Commercial real estate | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		1,845,703
Commercial real estate | Non-owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	812,235
Commercial real estate | Non-owner occupied | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		779,546
Commercial real estate | Owner occupied
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	635,365
Commercial real estate | Owner occupied | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		636,272
Commercial real estate | Construction and land
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	345,430
Commercial real estate | Construction and land | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		327,817
Commercial real estate | Multifamily
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	103,066
Commercial real estate | Multifamily | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		102,068
Residential real estate
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	1,110,610	1,106,793
Allowance for credit losses	(16,345)	(2,963)	(836)	(1,435)
Residential real estate | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		1,003,931
Public finance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	602,913
Allowance for credit losses	(5,337)	(1,664)	(1,544)	(2,604)
Public finance | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		590,284
Consumer
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	36,371	43,706
Allowance for credit losses	(717)	(352)	(235)	(288)
Consumer | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		42,588
Other
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans	153,418
Allowance for credit losses	$ (930)	(399)	$ (112)	$ (171)
Other | Adjusted beginning balance
Financing Receivable, Allowance for Credit Loss [Line Items]
Total loans		$ 118,397