Investment Securities - Textual (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023
Investment Securities, Classified as Trading	$ 0		$ 0
Investment Securities, Holdings Greater than 10%	0		0
Investment Securities, Available for Sale, ACL	0		0
Investment Securities, Held to Maturity, Nonaccrual	0		0
Investment Securities, Held to Maturity, Past Due	0		0
Investment Securities, Held to Maturity, ACL	0		0
Investment Securities, Available for Sale, Accrued Interest Receivable	3,600		3,800
Investment Securities, Held to Maturity, Accrued Interest Receivable	2,200		$ 2,300
Investment Securities, Available for Sale, Accrued Interest Receivable Reversed	0	$ 0
Investment Securities, Held to Maturity, Accrued Interest Receivable Reversed	$ 0	$ 0

Amount, after allowance for credit loss, of accrued interest on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of writeoff of accrued interest on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), recognized by reversing interest income.

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Amount of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount of investment in debt security measured at amortized cost (held-to-maturity), 90 days or more past due and still accruing.

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Amount, after allowance for credit loss, of accrued interest on investment in debt security measured at amortized cost (held-to-maturity).

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Amount of investment in debt security measured at amortized cost (held-to-maturity) on nonaccrual status.

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Fair value of investment subject to concentration of credit or market risk or both.

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading).

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