Fair Value Measurements on a Non-Recurring Basis (Details) - Nonrecurring Measurements - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Assets with a recorded change from re-measuring at fair value on a non-recurring basis
Other real estate owned	$ 1,983	$ 1,011
Collateral-dependent impaired loans, net of ALLL	23	6,985
Total assets measured at fair value on a non-recurring basis	2,006	7,996
Level 1
Assets with a recorded change from re-measuring at fair value on a non-recurring basis
Other real estate owned	0	0
Collateral-dependent impaired loans, net of ALLL	0	0
Total assets measured at fair value on a non-recurring basis	0	0
Level 2
Assets with a recorded change from re-measuring at fair value on a non-recurring basis
Other real estate owned	0	0
Collateral-dependent impaired loans, net of ALLL	0	0
Total assets measured at fair value on a non-recurring basis	0	0
Level 3
Assets with a recorded change from re-measuring at fair value on a non-recurring basis
Other real estate owned	1,983	1,011
Collateral-dependent impaired loans, net of ALLL	23	6,985
Total assets measured at fair value on a non-recurring basis	$ 2,006	$ 7,996