XML 13 R3.htm IDEA: XBRL DOCUMENT v3.10.0.1
Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Accounts receivable, allowance for doubtful accounts $ 196 $ 160
Common stock, par value (in usd per share) $ 0.01 $ 0.01
Common stock, shares authorized (in shares) 500,000,000 93,855,000
Common stock, shares issued (in shares) 93,040,000 24,472,000
Common stock, shares outstanding (in shares) 93,040,000 24,472,000
Series A Redeemable Convertible Preferred Stock    
Redeemable convertible preferred stock, par value (in usd per share) $ 0.01 $ 0.01
Redeemable convertible preferred stock, shares authorized (in shares) 0 15,848,000
Redeemable convertible preferred stock, shares issued (in shares) 0 15,848,000
Redeemable convertible preferred stock, shares outstanding (in shares) 0 15,848,000
Redeemable convertible preferred stock, liquidation value $ 50,000 $ 50,000
Series B Redeemable Convertible Preferred Stock    
Redeemable convertible preferred stock, par value (in usd per share) $ 0.01 $ 0.01
Redeemable convertible preferred stock, shares authorized (in shares) 0 42,000,000
Redeemable convertible preferred stock, shares issued (in shares) 0 39,538,000
Redeemable convertible preferred stock, shares outstanding (in shares) 0 39,538,000
Redeemable convertible preferred stock, liquidation value $ 230,008 $ 230,008