Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands		12 Months Ended
	Feb. 23, 2022	Dec. 31, 2021	Dec. 31, 2020
Long-term Incentive Plan [Abstract]
Share based compensation expense		$ 1,000	$ 400
Deferred income tax expense (benefits)		111	220
Stock based compensation expense related to cash-settled RSU's		0	$ 0
Weighted Average Fair Value [Roll Forward]
Unrecognized compensation expense		$ 700
Weighted average remaining service period		1 year 2 months 12 days
Subsequent Event [Member]
Long-term Incentive Plan [Abstract]
Purchase of warrant to acquire shares of common stock (in shares)	1,283,732
Convertible Promissory Note [Member] | Subsequent Event [Member]
Long-term Incentive Plan [Abstract]
Debt instrument term	2 years
Debt instrument face amount	$ 5,750
Restricted Stock Units [Member]
Number of Shares [Roll Forward]
Nonvested RSUs, beginning balance (in shares)		1,719,732	1,973,725
RSUs granted (in shares)		983,661	689,000
RSUs forfeited (in shares)		(631,367)	(534,052)
RSUs vested (in shares)		(476,361)	(408,941)
Nonvested RSUs, ending balance (in shares)		1,595,665	1,719,732
Weighted Average Fair Value [Roll Forward]
Nonvested RSUs, beginning balance (in dollars per share)		$ 1.36	$ 1.49
RSUs granted (in dollars per share)		1.69	1.09
RSUs forfeited (in dollars per share)		0.88	2.49
RSUs vested (in dollars per share)		1.71	1.67
Nonvested RSUs, ending balance (in dollars per share)		$ 1.77	$ 1.36
Restricted Stock Units [Member] | Minimum [Member]
Long-term Incentive Plan [Abstract]
Requisite service period for time-based RSU's		1 year
Restricted Stock Units [Member] | Maximum [Member]
Long-term Incentive Plan [Abstract]
Requisite service period for time-based RSU's		5 years
1995 Long-Term Incentive Stock Option Plan [Member]
Long-term Incentive Plan [Abstract]
Number of shares authorized (in shares)		7,500,000
Number of shares issued upon exercise of options (in shares)		4,637,856
Stock options outstanding (in shares)		0
Shares remaining for future grants (in shares)		1,266,479
Number of Shares [Roll Forward]
Nonvested RSUs, ending balance (in shares)		1,595,665