CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) (Parenthetical) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Statement Of Financial Position [Abstract]
Allowance for doubtful accounts		$ 70
Allowance for credit losses	$ 556
Accounts Receivable, Allowance for Credit Loss, Current	$ 71,959
Due From Affiliate Current		$ 20,083
Common stock, par value	$ 0.001	$ 0.001
Common stock, shares authorized	125,000,000	125,000,000
Common stock, shares issued	40,335,963	39,941,327
Common stock, shares outstanding	40,335,963	39,941,327