Investment Securities - Additional Information (Details)	3 Months Ended		6 Months Ended
	Jun. 30, 2022 USD ($) Security	Jun. 30, 2021 USD ($)	Jun. 30, 2022 USD ($) Security	Jun. 30, 2021 USD ($)
Schedule of Available for Sale Securities and Held to Maturity Securities [Line Items]
Number of debt securities with unrealized losses | Security	390		390
Aggregate depreciation percentage of gross unrealized losses from amortized cost	10.80%		10.80%
Percentage of unrealized dollar loss on amortized cost	16.60%		16.60%
Percentage of unrealized loss on amortized cost	31.70%		31.70%
Unrealized dollar loss of amortized cost basis	$ 1,600,000		$ 1,600,000
Unrealized loss of amortized cost basis	745,000		745,000
Net proceeds from securities sold	$ 0	$ 0	$ 0	$ 0