Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Statement of Financial Position [Abstract]    
Allowance for doubtful accounts receivable $ 2,720 $ 2,069
Related party receivables 328 1,865
Related party prepaid expenses 0 906
Related party payables 7,490 4,954
Related party accrued expense and other current liabilities $ 318 $ 0
Preferred stock, par value (in dollar per share) $ 0.0001 $ 0.0001
Preferred stock, shares authorized 20,000,000 20,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common stock, par value (in dollars per share) $ 0.0001 $ 0.0001
Common stock, shares authorized 1,000,000,000 1,000,000,000
Common stock, shares issued 83,016,735 79,811,769
Common stock, shares outstanding 83,016,735 79,811,769