Quarterly report pursuant to Section 13 or 15(d)

Consolidated Balance Sheets (Unaudited) (Parenthetical)

v3.21.2
Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2021
Dec. 31, 2020
Statement of Financial Position [Abstract]    
Allowance for accounts receivable $ 2,871 $ 4,017
Series E Preferred stock, shares authorized 1,000,000  
Series E Preferred stock, shares outstanding 0 0
Series F Preferred stock, par value $ 0.001 $ 0.001
Series F Preferred stock, shares authorized 18,000 18,000
Series F Preferred stock, shares issued 0 1,000
Series F Preferred stock, shares outstanding 0 1,000
Common stock, par value $ 0.001 $ 0.001
Common stock, shares authorized 180,000,000 180,000,000
Common stock, shares issued 153,322,000 97,709,000
Common stock, shares outstanding 153,277,000 97,663,000