Investment Securities - Narrative (Details)	3 Months Ended
	Mar. 31, 2022 USD ($) security	Mar. 31, 2021 USD ($)	Dec. 31, 2021 USD ($)
Investments, Debt and Equity Securities [Abstract]
Marketable equity securities	$ 7,997,000		$ 8,420,000
Number of available-for-sale securities in an unrealized loss position without an allowance for credit losses | security	61
Number of held to maturity securities in unrealized loss position without an allowance for credit losses | security	3
Securities pledged for deposits and borrowings	$ 57,500,000		$ 59,500,000
Proceeds from sale of investment securities	$ 0	$ 0