Share-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Weighted Average Grant Date Fair Value [Abstract]
Stock-based compensation expense	$ 107	$ 71
Restricted Stock [Member]
Shares [Roll Forward]
Nonvested balance at beginning of period (in shares)	46,989
Issued (in shares)	0
Vested (in shares)	0
Forfeited (in shares)	0
Nonvested balance at end of period (in shares)	46,989		46,989
Weighted Average Grant Date Fair Value [Abstract]
Non-vested balance at beginning of period (in dollars per share)	$ 22.49
Issued (in dollars per share)	0
Vested (in dollars per share)	0
Forfeited (in dollars per share)	0
Non-vested balance at end of period (in dollars per share)	$ 22.49		$ 22.49
Weighted-average remaining vesting period for recognition	11 months 12 days
Fair value of restricted stock granted	$ 0	0
Unrecognized stock-based compensation expense	$ 386	$ 278
2016 Stock Incentive Plan [Member]
Incentive Stock Plan [Abstract]
Shares available for grant (in shares)	300,000
ESPP [Member]
Weighted Average Grant Date Fair Value [Abstract]
Discount from market price at date of purchase	5.00%
Total stock purchases under the plan (in shares)	1,248
Shares reserved for issuance (in shares)	220,530
ESPP [Member] | Minimum [Member]
Weighted Average Grant Date Fair Value [Abstract]
Discount from market price at date of purchase			0.00%
ESPP [Member] | Maximum [Member]
Weighted Average Grant Date Fair Value [Abstract]
Discount from market price at date of purchase			15.00%