Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Parenthetical)

v3.10.0.1
Condensed Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2018
Dec. 31, 2017
Condensed Consolidated Balance Sheets    
Allowance for doubtful accounts $ 1,195 $ 1,320
Common stock, par value (in dollars per share) $ 0.01 $ 0.01
Common stock, authorized shares 1,000,000,000 1,000,000,000
Common stock, shares issued 317,052,000 316,379,000
Common stock, shares outstanding 317,052,000 316,379,000
Preferred stock, par value (in dollars per share) $ 0.01 $ 0.01
Preferred stock, authorized shares 50,000,000 50,000,000
Preferred stock, shares issued 0 0