CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts and returns	$ 9,245	$ 10,239
Preferred stock, par value (usd per share)	$ 0.0001	$ 0.0001
Preferred stock, shares authorized (shares)	5,000,000	5,000,000
Preferred stock, issued (shares)	0	0
Common stock, par value (usd per share)	$ 0.0001	$ 0.0001
Common stock, shares authorized (shares)	200,000,000	200,000,000
Common stock, issued (shares)	78,710,000	78,860,000
Common stock, outstanding (shares)	78,710,000	78,860,000