Allowance for Credit Losses - Allowance (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	$ 88,997	$ 106,197	$ 91,537	$ 101,116
Provision for (reversal of) credit losses	(974)	(7,340)	791	1,998
Loans Charged Off	(3,440)	(1,107)	(8,180)	(5,524)
Recoveries on Charged Off Loans	273	211	708	371
Balance, End of Period	84,856	97,961	84,856	97,961
Commercial real estate \| Non-owner occupied
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	22,303	34,703	24,265	29,310
Provision for (reversal of) credit losses	2,143	(6,866)	181	(555)
Loans Charged Off				(918)
Balance, End of Period	24,446	27,837	24,446	27,837
Commercial real estate \| Owner occupied
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	33,880	35,370	34,035	33,112
Provision for (reversal of) credit losses	(2,855)	(1,226)	(3,010)	1,024
Recoveries on Charged Off Loans		10		18
Balance, End of Period	31,025	34,154	31,025	34,154
Commercial and industrial
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	21,934	23,350	21,280	25,609
Provision for (reversal of) credit losses	(422)	258	4,188	1,310
Loans Charged Off	(3,362)	(743)	(7,662)	(4,175)
Recoveries on Charged Off Loans	251	150	595	271
Balance, End of Period	18,401	23,015	18,401	23,015
Construction and land development
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	6,342	7,291	7,398	7,161
Provision for (reversal of) credit losses	(357)	319	(1,276)	449
Loans Charged Off		(269)	(137)	(269)
Balance, End of Period	5,985	7,341	5,985	7,341
1-4 family residential
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	4,156	4,988	4,136	5,327
Provision for (reversal of) credit losses	330	57	505	(290)
Loans Charged Off	(26)		(237)
Recoveries on Charged Off Loans	4	12	60	20
Balance, End of Period	4,464	5,057	4,464	5,057
Consumer
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	350	479	397	547
Provision for (reversal of) credit losses	134	115	144	91
Loans Charged Off	(52)	(95)	(144)	(162)
Recoveries on Charged Off Loans	18	39	53	62
Balance, End of Period	450	538	450	538
Broker-dealer
Changes in the allowance for loan losses for loans held for investments
Balance, Beginning of Period	32	16	26	50
Provision for (reversal of) credit losses	53	3	59	(31)
Balance, End of Period	$ 85	$ 19	$ 85	$ 19

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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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 in allowance for credit loss on financing receivable from recovery.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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Amount of credit loss expense (reversal of expense) for financing receivable.

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