Stockholders' Equity - Other (Details) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		12 Months Ended
	Mar. 31, 2022 USD ($) item $ / shares shares	Mar. 31, 2021 USD ($)	Dec. 31, 2021 $ / shares shares	Jan. 01, 2022	May 25, 2021 shares
Stockholders' Equity
Shares available for issuance	3,000
Stock-based compensation
Stock-based compensation expense (in dollars) | $	$ 1.4	$ 1.3
Estimated forfeitures (as a percent)				1.50%
Historical forfeitures (as a percent)				2.60%
Restricted Stock
Stock-based compensation
Unrecognized compensation cost related to unvested restricted stock (in dollars) | $	$ 3.3
Weighted-average periods over which unrecognized compensation cost recognized	2 years 2 months 12 days
Number of shares
Outstanding at the beginning of the period (in shares)	614
Granted (in shares)	135
Vested (in shares)	(80)
Forfeited (in shares)	(59)
Outstanding at the end of the period (in shares)	610		614
Weighted-average grant date fair value
Outstanding at the beginning of the period (in dollars per share) | $ / shares	$ 11.79
Granted (in dollars per share) | $ / shares	5.44
Vested (in dollars per share) | $ / shares	11.53
Forfeited (in dollars per share) | $ / shares	12.00
Outstanding at the end of the period (in dollars per share) | $ / shares	$ 10.40		$ 11.79
Employee Stock Options
Stock-based compensation
Unrecognized compensation cost related to unvested stock options (in dollars) | $	$ 2.3
Weighted-average periods over which unrecognized compensation cost recognized	2 years 1 month 6 days
Number of shares
Outstanding at the beginning of the period (in shares)	4,445
Granted (in shares)	105
Forfeited (in shares)	(182)
Expired (in shares)	(8)
Outstanding at the end of the period (in shares)	4,360		4,445
Vested at the end of the period (in shares)	3,440
Exercisable at the end of the period (in shares)	3,440
Weighted-average exercise price
Outstanding at the beginning of the period (in dollars per share) | $ / shares	$ 11.69
Granted (in dollars per share) | $ / shares	5.44
Forfeited (in dollars per share) | $ / shares	11.55
Expired (in dollars per share) | $ / shares	10.39
Outstanding at the end of the period (in dollars per share) | $ / shares	11.55		$ 11.69
Vested at the end of the period (in dollars per share) | $ / shares	11.65
Exercisable at the end of the period (in dollars per share) | $ / shares	$ 11.65
Weighted-average remaining contractual term
Outstanding	4 years 7 months 6 days		4 years 9 months 18 days
Granted	6 years
Vested at the end of the period	3 years 6 months
Exercisable at the end of the period	3 years 6 months
Weighted-average grant date fair value of options granted (in dollars per share) | $ / shares	$ 2.26
Performance-based Stock Option
Number of shares
Unvested options	300
Performance-based Restricted Stock
Weighted-average remaining contractual term
Vesting period	3 years
Time Based Restricted Stock and Stock Option
Stockholders' Equity
Number of equal annual installments for vesting of awards | item	3
Time Based Restricted Stock and Stock Option | Black Scholes Pricing Model
Valuation assumptions
Risk-free interest rate (as a percent)	1.93%
Volatility (as a percent)	40.40%
Weighted-average expected term (years)	6 years		6 years
Time Based Restricted Stock and Stock Option | Minimum | Black Scholes Pricing Model
Valuation assumptions
Risk-free interest rate (as a percent)			0.94%
Volatility (as a percent)			37.30%
Time Based Restricted Stock and Stock Option | Maximum | Black Scholes Pricing Model
Valuation assumptions
Risk-free interest rate (as a percent)			1.29%
Volatility (as a percent)			40.70%
Time Based Restricted Stock
Weighted-average remaining contractual term
Vesting period	3 years
Common Class A
Stockholders' Equity
Shares authorized for issuance					10,200