XML 86 R71.htm IDEA: XBRL DOCUMENT v3.10.0.1
EQUITY AWARD PLANS - Stock Options (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Jul. 31, 2018
Jul. 31, 2017
Jul. 31, 2016
Number of Shares      
Beginning balance (in shares) 20,334,531 26,166,968  
Options granted (in shares) 0 1,047,950  
Options exercised (in shares) (8,672,623) (4,786,381)  
Options canceled/forfeited (in shares) (329,354) (2,094,006)  
Ending balance (in shares) 11,332,554 20,334,531 26,166,968
Exercisable (in shares) 11,159,045 19,645,676  
Vested and expected to vest (in shares) 11,332,554 20,334,531  
Weighted Average Exercise Price      
Beginning balance (in dollars per share) $ 4.59 $ 4.39  
Options granted (in dollars per share) 0.00 12.14  
Options exercised (in dollars per share) 3.81 3.27  
Options canceled/forfeited (in dollars per share) 6.63 8.89  
Ending balance (in dollars per share) 5.12 4.59 $ 4.39
Exercisable (in dollars per share) 5.01 4.43  
Vested and expected to vest (in dollars per share) $ 5.12 $ 4.59  
Additional Disclosures      
Outstanding (in years) 5 years 6 months 22 days 6 years 4 months 24 days 7 years 6 months
Exercisable (in years) 5 years 6 months 6 years 4 months 2 days  
Vested and expected to vest (in years) 5 years 6 months 22 days 6 years 4 months 24 days  
Outstanding, intrinsic value $ 496,022 $ 338,787 $ 208,101
Exercisable, intrinsic value 489,682 330,486  
Vested and expected to vest, intrinsic value $ 496,022 $ 338,787  
Performance Stock Options      
Number of Shares      
Beginning balance (in shares) 455,000    
Ending balance (in shares)   455,000  
Additional Disclosures      
Weighted average fair value (in dollars per share)   $ 3.78