CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Statement Of Financial Position [Abstract]
Accounts Receivable, Allowance for Credit Loss, Current	$ 122	$ 122
Preferred stock, par value (in dollars per share)	$ 10.00	$ 10.00
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	565	565
Preferred stock, shares outstanding	565	565
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	300,000,000	300,000,000
Common Stock, Shares, Issued	36,677,837	36,574,702
Common stock, shares outstanding	36,677,837	36,574,702