Quarterly report pursuant to Section 13 or 15(d)

Net Loss Per Common Share - Schedule of Potential Common Shares Outstanding Excluded from the Computation of Diluted Net Loss Per Share (Details)

v3.7.0.1
Net Loss Per Common Share - Schedule of Potential Common Shares Outstanding Excluded from the Computation of Diluted Net Loss Per Share (Details) - shares
shares in Thousands
 6 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Anti-dilutive securities    
Total common stock equivalents (in shares) 33,705 37,069
Options to purchase common stock    
Anti-dilutive securities    
Total common stock equivalents (in shares) 9,384 10,027
Restricted stock units    
Anti-dilutive securities    
Total common stock equivalents (in shares) 21,739 23,906
Performance awards    
Anti-dilutive securities    
Total common stock equivalents (in shares) 1,993 2,416
Employee stock    
Anti-dilutive securities    
Total common stock equivalents (in shares) 589 720