Loans and Allowance for Credit Losses on Loans - Summary of Amortized Cost of Gross Modified Loans Held for Investment (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Financing Receivable, Modifications [Line Items]
Total modified in period	$ 42,074	$ 39,670	$ 62,484	$ 48,180
Percentage of Loans Held for Investment	0.18%	0.18%	0.26%	0.22%
Payment Deferral
Financing Receivable, Modifications [Line Items]
Total modified in period	$ 9,492	$ 16,147	$ 27,327	$ 24,207
Term Extension
Financing Receivable, Modifications [Line Items]
Total modified in period	11,002	16,084	12,819	16,534
Payment Deferral and Term Extension
Financing Receivable, Modifications [Line Items]
Total modified in period	21,580	7,439	22,338	7,439
Commercial
Financing Receivable, Modifications [Line Items]
Total modified in period	$ 42,074	$ 23,839	$ 44,649	$ 32,349
Percentage of Loans Held for Investment	0.18%	0.11%	0.19%	0.15%
Interest Rate Reduction	0.00%	0.00%	0.00%	0.00%
Payment Deferrals	$ 5,762	$ 1,176	$ 5,897	$ 1,853
Commercial \| Minimum
Financing Receivable, Modifications [Line Items]
Term Extension (in months)	10 months	3 months	6 months	3 months
Commercial \| Maximum
Financing Receivable, Modifications [Line Items]
Term Extension (in months)	26 months	13 months	26 months
Commercial \| Payment Deferral
Financing Receivable, Modifications [Line Items]
Total modified in period	$ 9,492	$ 16,147	$ 9,492	$ 24,207
Commercial \| Term Extension
Financing Receivable, Modifications [Line Items]
Total modified in period	11,002	253	12,819	703
Commercial \| Payment Deferral and Term Extension
Financing Receivable, Modifications [Line Items]
Total modified in period	$ 21,580	7,439	22,338	7,439
Commercial real estate
Financing Receivable, Modifications [Line Items]
Total modified in period		$ 15,831	$ 17,835	$ 15,831
Percentage of Loans Held for Investment		0.07%	0.07%	0.07%
Interest Rate Reduction		0.00%	0.00%	0.00%
Payment Deferrals		$ 0	$ 369	$ 0
Commercial real estate \| Maximum
Financing Receivable, Modifications [Line Items]
Term Extension (in months)		3 months		3 months
Commercial real estate \| Payment Deferral
Financing Receivable, Modifications [Line Items]
Total modified in period		$ 0	17,835	$ 0
Commercial real estate \| Term Extension
Financing Receivable, Modifications [Line Items]
Total modified in period		15,831	0	15,831
Commercial real estate \| Payment Deferral and Term Extension
Financing Receivable, Modifications [Line Items]
Total modified in period		$ 0	$ 0	$ 0

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- Definition

Amortized cost excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty.

+ References

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- Definition

Percentage, excluding accrued interest, of financing receivable modified during period for debtor experiencing financial difficulty to total financing receivables.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Percentage of decrease in weighted average contractual interest rate of financing receivable modified for debtor experiencing financial difficulty.

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- Definition

Period of increase in weighted average maturity of financing receivable modified for debtor experiencing financial difficulty, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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