Incentive Stock Plan (Details) $ / shares in Units, $ in Thousands						3 Months Ended
	Dec. 10, 2021 shares	Oct. 27, 2021 installment shares	Oct. 21, 2021 $ / shares	Oct. 12, 2021 installment $ / shares shares	Apr. 28, 2021 employee installment $ / shares shares	Mar. 31, 2022 USD ($) $ / shares shares	May 19, 2021 shares
Restricted stock
Weighted Average Grant Date Fair Value
Stock-based compensation expense recognized in earnings | $						$ 24
Stock based compensation expense, net of tax | $						17
Total unrecognized compensation cost related to non-vested restricted stock units | $						$ 205
Weighted-average period over which unrecognized compensation cost will be recognized						2 years 2 months 12 days
Restricted stock | Employees
Shares
Non-vested balance at beginning of period (in shares)						28,000
Awarded (in shares)						28,000
Non-vested balance at end of period (in shares)						28,000
Weighted Average Grant Date Fair Value
Non-vested balance at beginning of period (in dollars per share) | $ / shares						$ 8.99
Non-vested balance at end of period (in dollars per share) | $ / shares						$ 8.99
2021 Incentive Stock Plan | Maximum
Equity Compensation
Shares authorized							1,250,000
2021 Incentive Stock Plan | Restricted stock
Nasdaq Listing Rule 5635(c)(4)
Number of equal vesting installments | installment		3		3
Shares
Awarded (in shares)		27,000		68,000
Vested (in shares)	(40,000)
Weighted Average Grant Date Fair Value
Awarded (in dollars per share) | $ / shares			$ 8.72	$ 8.99
Employment Inducement | Restricted stock
Weighted Average Grant Date Fair Value
Awarded (in dollars per share) | $ / shares					$ 7.65
Employment Inducement | Restricted stock | Employees
Nasdaq Listing Rule 5635(c)(4)
Number of employees granted shares | employee					2
Number of equal vesting installments | installment					3
Shares
Awarded (in shares)					58,824