Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Statement Of Financial Position [Abstract]
Trade accounts receivable, allowance for doubtful accounts	$ 5,803	$ 3,983
Receivable from customers, allowance	$ 439	$ 593
Preferred stock, par value	$ 0.0001	$ 0.0001
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Preferred stock, shares authorized	20,000,000	20,000,000
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares, issued	87,087,000	85,058,000
Common stock, shares, outstanding	87,087,000	85,058,000
Common stock, shares authorized	600,000,000	600,000,000