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, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	$ 99,684	$ 78,377	$ 85,940	$ 74,444	$ 74,444
Loans charged-off	(2,546)	(5,798)	(24,115)	(6,852)	(19,523)
Recoveries of loans previously charged-off	259	200	398	279
Net loans (charged-off) recovered	(2,287)	(5,598)	(23,717)	(6,573)
Provision for (reversal of) credit losses	8,904	5,250	44,078	10,158
Ending Balance	106,301	78,029	106,301	78,029	85,940
Commercial
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	23,682	15,775	17,824	15,655	15,655
Loans charged-off	(2,091)	(492)	(2,587)	(1,360)	(2,020)
Recoveries of loans previously charged-off	50	156	166	232
Net loans (charged-off) recovered	(2,041)	(336)	(2,421)	(1,128)
Provision for (reversal of) credit losses	(630)	(65)	5,608	847
Ending Balance	21,011	15,374	21,011	15,374	17,824
Income-producing - commercial real estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	45,937	38,140	40,050	35,688	35,688
Loans charged-off	(386)	(5,306)	(21,329)	(5,306)	(11,817)
Recoveries of loans previously charged-off	185	0	185	0
Net loans (charged-off) recovered	(201)	(5,306)	(21,144)	(5,306)
Provision for (reversal of) credit losses	7,515	5,652	34,345	8,104
Ending Balance	53,251	38,486	53,251	38,486	40,050
Owner-occupied - commercial real estate
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	13,537	12,457	14,333	12,702	12,702
Loans charged-off	0	0	0	0
Recoveries of loans previously charged-off	24	8	47	8
Net loans (charged-off) recovered	24	8	47	8
Provision for (reversal of) credit losses	2,080	340	1,261	95
Ending Balance	15,641	12,805	15,641	12,805	14,333
Real estate mortgage - residential
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	893	1,002	861	969	969
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	(143)	(191)	(111)	(158)
Ending Balance	750	811	750	811	861
Construction - commercial and residential
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	13,058	8,741	10,198	7,195	7,195
Loans charged-off	0	0	(129)	(136)	(5,636)
Recoveries of loans previously charged-off	0	34	0	34
Net loans (charged-off) recovered	0	34	(129)	(102)
Provision for (reversal of) credit losses	452	(757)	3,441	925
Ending Balance	13,510	8,018	13,510	8,018	10,198
Construction - C&I (Owner-Occupied)
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	1,929	1,642	1,992	1,606	1,606
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	(498)	272	(561)	308
Ending Balance	1,431	1,914	1,431	1,914	1,992
Home equity
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	618	593	657	555	555
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	59	2	20	40
Ending Balance	677	595	677	595	657
Other consumer
Allowance for Loan and Lease Losses [Roll Forward]
Beginning balance	30	27	25	74	74
Loans charged-off	(69)	0	(70)	(50)	(50)
Recoveries of loans previously charged-off	0	2	0	5
Net loans (charged-off) recovered	(69)	2	(70)	(45)
Provision for (reversal of) credit losses	69	(3)	75	(3)
Ending Balance	$ 30	$ 26	$ 30	$ 26	$ 25

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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