Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Allowance for credit loss, current	$ 899	$ 1,598
Unamortized debt issuance costs	$ 4,007
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock authorized (in shares)	50,000,000	50,000,000
Common stock issued (in shares)	17,995,344	17,679,232
Common stock outstanding (in shares)	17,995,344	17,679,232