Series B Convertible Preferred Stock and Stockholders' Equity - Temporary Equity (Details) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Increase (Decrease) in Temporary Equity [Roll Forward]
Balance at beginning of period (in USD)	$ 149,386
Balance at end of period (in USD)	$ 151,800		$ 149,386
Series B Convertible Stock
Increase (Decrease) in Temporary Equity [Roll Forward]
Balance at beginning of period (in shares)	145,000	150,000	150,000
Balance at beginning of period (in USD)	$ 149,386	$ 143,728	$ 143,728
Redemption of shares			(5,000)
Redemption of shares (in USD)		$ (5,300)	$ (5,330)
In kind dividend (in shares)			0
In kind dividend (in USD)			$ 10,988
Additional in kind dividend (in shares)	0
Additional in kind dividend (in USD)	$ 2,414
Balance at end of period (in shares)	145,000		145,000
Balance at end of period (in USD)	$ 151,800		$ 149,386