Debt Securities Held-to-Maturity - Narrative (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2022 USD ($) security	Sep. 30, 2021 USD ($)	Dec. 31, 2021 USD ($) security
Investments, Debt and Equity Securities [Abstract]
Held-to-maturity securities sold	$ 0	$ 0
Held-to-maturity securities pledged to secure borrowings and deposits	$ 2,000		$ 2,100
Held-to-maturity securities unrealized loss position less than twelve months | security	6
Held-to-maturity securities unrealized loss position greater than twelve months | security	0
Held-to-maturity securities unrealized loss position | security			0
Allowance for credit losses	$ 0
Accrued interest receivable associated with held-to-maturity securities	$ 14		$ 15