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Loans - Narrative (Details) - USD ($)			12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
PCD loans	$ 12,300,000	$ 34,800,000
Accrued interest	32,600,000	35,100,000	$ 32,600,000	$ 35,100,000
Nonaccrual mortgage loans held for sale recorded at fair value	0	0	0	0
Funding commitments	$ 35,000,000	$ 1,600,000	35,000,000	1,600,000
Nonperforming Financial Instruments
Accounts, Notes, Loans and Financing Receivable [Line Items]
Interest income			$ 0	$ 0	$ 0

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Amount, before allowance for credit loss, of accrued interest on financing receivable.

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Amount at purchase price of financing receivable purchased with credit deterioration.

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Amount of commitment to lend additional funds to debtor experiencing financial difficulty for which creditor has modified terms of financing receivable.

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Fair value portion of mortgage loans held-for-sale.

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