Income Taxes - Deferred Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax assets:
Allowance for loan losses	$ 7,398	$ 7,255
Supplemental Executive Retirement Plan ("SERP")	1,512	1,583
OREO write-downs	0	158
Nonaccrued interest	79	612
Non-qualified stock options and restricted stock	167	117
Write-down on partnership investment	135	133
PPP Deferred Loan Fees	185	509
Other	61	84
Deferred tax assets	9,537	10,451
Valuation allowance	(135)	(133)
Total gross deferred tax assets	9,402	10,318
Deferred tax liabilities:
Depreciation	(107)	(158)
Partnership income	(35)	(28)
Unrealized gain	(85)	(161)
Deferred loan costs	(1,567)	(1,360)
Total gross deferred tax liabilities	(1,794)	(1,707)
Net deferred tax asset	$ 7,608	$ 8,611