Disclosures about Fair Value of Assets and Liabilities, Recurring and Nonrecurring Basis (Details) - Nonrecurring Basis [Member] - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Asset measured at fair value on nonrecurring basis [Abstract]
Impaired loans (collateral-dependent)	$ 6,910	$ 11,358
Level 1 [Member]
Asset measured at fair value on nonrecurring basis [Abstract]
Impaired loans (collateral-dependent)	0	0
Level 2 [Member]
Asset measured at fair value on nonrecurring basis [Abstract]
Impaired loans (collateral-dependent)	0	0
Level 3 [Member]
Asset measured at fair value on nonrecurring basis [Abstract]
Impaired loans (collateral-dependent)	$ 6,910	$ 11,358