Stock-based Compensation, Restricted Stock Units (Details) - Restricted Stock Units [Member] $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2023 USD ($) $ / shares shares
Number of shares [Abstract]
Unvested at beginning of period (in shares) | shares	119,597
Granted (in shares) | shares	0
Vested (in shares) | shares	(39,866)
Unvested at end of period (in shares) | shares	79,731
Weighted average grant date fair value [Abstract]
Unvested at beginning of period (in dollars per share) | $ / shares	$ 0.93
Granted (in dollars per share) | $ / shares	0
Vested (in dollars per share) | $ / shares	0.93
Unvested at end of period (in dollars per share) | $ / shares	$ 0.93
Unrecognized Compensation Expense [Abstract]
Unrecognized compensation expense | $	$ 37
Weighted average period of recognition	3 months 18 days