XML 77 R65.htm IDEA: XBRL DOCUMENT v3.20.2
Stockholders' Equity - Schedule of Stock Option and Restricted Stock Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands, shares in Millions
9 Months Ended 12 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Sep. 30, 2020
Dec. 31, 2019
Number of shares available for issuance under the Plans        
Beginning balance (in shares) 66.2      
Additional shares authorized (in shares) 21.7      
Options and restricted stock units and awards canceled (in shares) 7.8      
Shares repurchased for tax withholdings on release of restricted stock units and awards (in shares) 3.3      
Options and restricted stock units and awards granted (in shares) (22.5)      
Ending balance (in shares) 76.5 66.2    
Options Outstanding, Number of shares outstanding under the Plans        
Beginning balance (in shares) 2.0      
Options exercised and restricted stock units and awards released (in shares) (0.4)      
Options and restricted stock units and awards canceled (in shares) (0.2)      
Ending balance (in shares) 1.4 2.0    
Vested at end of period (in shares) 1.0      
Unvested at end of period (in shares)     0.4  
Options Outstanding, Weighted- average exercise price per share        
Beginning balance (in dollars per share) $ 12.28      
Options exercised and restricted stock units and awards released (in dollars per share) 4.74      
Options and restricted stock units and awards canceled (in dollars per share) 17.52      
Ending balance (in dollars per share) 13.55 $ 12.28    
Vested at end of period (in dollars per share) $ 16.19      
Unvested at end of period (in dollars per shares)     $ 5.69  
Options Outstanding, Weighted- average remaining contractual term (In years)        
Weighted-average contractual term 5 years 10 months 24 days 6 years 6 months    
Vested at end of period 5 years 3 months 18 days      
Options outstanding, aggregate intrinsic value     $ 10,290 $ 16,400
Vested at end of period, aggregate intrinsic value     5,570  
Unvested at end of period, aggregate intrinsic value     $ 4,720  
Restricted Stock        
Restricted Stock Outstanding, Number of Plan shares outstanding        
Beginning balance (in shares) 30.7      
Options exercised and restricted stock units and awards released (in shares) (9.4)      
Options and restricted stock units and awards canceled (in shares) (7.6)      
Options and restricted stock units and awards granted (in shares) 22.5      
Ending balance (in shares) 36.2 30.7    
Vested at end of period (in shares) 0.0      
Unvested at end of period (in shares) 36.2 30.7 36.2 30.7
Restricted Stock Outstanding, Weighted- average grant date fair value per share        
Beginning balance (in dollars per share) $ 20.48      
Options exercised and restricted stock units and awards released (in dollars per share) 19.75      
Options and restricted stock units and awards canceled (in dollars per share) 20.14      
Shares repurchased for tax withholdings on release of restricted stock units and awards (in dollars per share) 19.74      
Options and restricted stock units and awards granted (in dollars per share) 18.85      
Ending balance (in dollars per share) 19.73 $ 20.48    
Vested at end of period (in dollars per share) 0      
Unvested at end of period (in dollars per share) $ 19.73 $ 20.48 $ 19.73 $ 20.48