Loans and Allowance for Credit Losses - Schedule of Detail Activity in the Allowance for Credit Losses by Portfolio Segment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	$ 78,377	$ 71,505	$ 74,444	$ 74,965	$ 74,965
Loans charged-off	(5,798)	(1,396)	(6,852)	(1,910)	(2,995)
Recoveries of loans previously charged-off	200	2,070	279	2,125
Net loans (charged-off) recovered	(5,598)	674	(6,573)	215
Provision for (reversal of) credit losses	5,250	486	10,158	(2,515)
Ending Balance	78,029	72,665	78,029	72,665	74,444
Commercial
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	15,775	12,946	15,655	14,475	14,475
Loans charged-off	(492)	(38)	(1,360)	(552)	(916)
Recoveries of loans previously charged-off	156	442	232	496
Net loans (charged-off) recovered	(336)	404	(1,128)	(56)
Provision for (reversal of) credit losses	(65)	2,404	847	1,335
Ending Balance	15,374	15,754	15,374	15,754	15,655
Income-producing - commercial real estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	38,140	39,193	35,688	38,287	38,287
Loans charged-off	(5,306)	0	(5,306)	0	(2,001)
Recoveries of loans previously charged-off	0	0	0	0
Net loans (charged-off) recovered	(5,306)	0	(5,306)	0
Provision for (reversal of) credit losses	5,652	(5,073)	8,104	(4,167)
Ending Balance	38,486	34,120	38,486	34,120	35,688
Owner-occupied - commercial real estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	12,457	10,515	12,702	12,146	12,146
Loans charged-off	0	(1,355)	0	(1,355)
Recoveries of loans previously charged-off	8	0	8	0
Net loans (charged-off) recovered	8	(1,355)	8	(1,355)
Provision for (reversal of) credit losses	340	3,636	95	2,005
Ending Balance	12,805	12,796	12,805	12,796	12,702
Real estate mortgage - residential
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	1,002	381	969	449	449
Loans charged-off	0	0	0	0
Recoveries of loans previously charged-off	0	0	0	0
Net loans (charged-off) recovered	0	0	0	0
Provision for (reversal of) credit losses	(191)	409	(158)	341
Ending Balance	811	790	811	790	969
Construction - commercial and residential
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	10,383	7,973	8,801	9,099	9,099
Loans charged-off	0	0	(136)	0
Recoveries of loans previously charged-off	34	1,627	34	1,627
Net loans (charged-off) recovered	34	1,627	(102)	1,627
Provision for (reversal of) credit losses	(485)	(1,106)	1,233	(2,232)
Ending Balance	9,932	8,494	9,932	8,494	8,801
Home equity
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	593	467	555	474	474
Loans charged-off	0	0	0	0
Recoveries of loans previously charged-off	0	0	0	0
Net loans (charged-off) recovered	0	0	0	0
Provision for (reversal of) credit losses	2	180	40	173
Ending Balance	595	647	595	647	555
Other consumer
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	27	30	74	35	35
Loans charged-off	0	(3)	(50)	(3)	(78)
Recoveries of loans previously charged-off	2	1	5	2
Net loans (charged-off) recovered	2	(2)	(45)	(1)
Provision for (reversal of) credit losses	(3)	36	(3)	30
Ending Balance	$ 26	$ 64	$ 26	$ 64	$ 74

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of increase (decrease) in allowance for credit loss on financing receivable.

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Amount of increase in allowance for credit loss on financing receivable from recovery.

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