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Securities - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Securities
Carrying value of securities pledged	$ 68,700,000	$ 64,400,000
Fair value of investment in debt securities	$ 166,100,000	$ 14,200,000
Percentage of fair value of investment in debt	76.00%	10.00%
Sale of available-for-sale securities	$ 0	$ 12,684,000
State and municipal obligations
Securities
Sale of available-for-sale securities	11,400,000
Gain on sale of securities	$ 1,250,000

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The percentage of total investment portfolio fair value.

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Schedule Of Marketable Securities [Line Items]

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

+ References

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Amount of restricted 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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- Definition

Fair value portion of investment securities, including, but not limited to, marketable securities, derivative financial instruments, and investments accounted for under the equity method.

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Amount of cash inflow from sale of 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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