Fair Value - Schedule of assets measured at fair value on a nonrecurring basis (Details) - Fair Value, Nonrecurring - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Fair Value, Nonrecurring [Line Items]
Impaired loans	$ 1,614	$ 1,583
Discount Rate
Fair Value, Nonrecurring [Line Items]
Impaired loans, measurement input	1000.00%
Minimum | Discount Rate
Fair Value, Nonrecurring [Line Items]
Impaired loans, measurement input		20.00%
Maximum | Discount Rate
Fair Value, Nonrecurring [Line Items]
Impaired loans, measurement input		75.00%