Investment Securities - Narrative (Details)		3 Months Ended		6 Months Ended
	Jan. 01, 2022 USD ($)	Jun. 30, 2022 USD ($) security	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) security	Jun. 30, 2021 USD ($)	Dec. 31, 2021 USD ($)
Debt Securities, Available-for-sale [Line Items]
Held-to-maturity, book value	$ 320,100,000
Fair Value	309,700,000	$ 269,951,000		$ 269,951,000
Available-for-sale to held-to-maturity, transfer unrealized loss	$ 10,400,000
Proceeds from sales of investment securities, available-for-sale		0	$ 15,900,000	3,061,000	$ 17,559,000
Gross realized gain on sale		0	208,000	24,000	209,000
Gross realized loss on sale		$ 0	$ 67,000	$ 0	$ 72,000
Number of securities that have unrealized losses | security		369		369
Number of held to maturity securities that have unrealized losses | security		77		77
Securities deemed to be other than temporary				$ 0
Asset Pledged as Collateral
Debt Securities, Available-for-sale [Line Items]
Investment securities pledged as collateral		$ 312,300,000		$ 312,300,000		$ 126,500,000