Quarterly report pursuant to Section 13 or 15(d)

Net Income (Loss) Per Share - Anti-Dilutive Securities Excluded from Calculation of Diluted Earnings Per Share (Detail)

v3.7.0.1
Net Income (Loss) Per Share - Anti-Dilutive Securities Excluded from Calculation of Diluted Earnings Per Share (Detail) - shares
shares in Thousands
 3 Months Ended 6 Months Ended
Jul. 01, 2017
Jul. 02, 2016
Jul. 01, 2017
Jul. 02, 2016
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from calculation of diluted earnings per share (in shares) 3,272 3,142 3,142 3,382
Common stock warrants        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from calculation of diluted earnings per share (in shares) 5 20 13 20
Performance stock units        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from calculation of diluted earnings per share (in shares) 225 981 375 969
Options to purchase common stock        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Anti-dilutive securities excluded from calculation of diluted earnings per share (in shares) 3,042 2,141 2,754 2,393