Fair Value - Assets Measured at Fair Value on Nonrecurring Basis (Details) - Impaired Loans - Fair Value, Measurements, Nonrecurring - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets measured at fair value on nonrecurring basis	$ 17,651	$ 19,352
Level 3
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Assets measured at fair value on nonrecurring basis	$ 17,651	$ 19,352