Quarterly report pursuant to Section 13 or 15(d)

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

v3.20.1
Net Loss Per Share - Anti-Dilutive Securities Excluded from Calculation of Diluted Earnings Per Share (Details) - shares
shares in Thousands
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]    
Anti-dilutive securities excluded from calculation of diluted earnings per share (in shares) 10,859 9,424
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) 4,588 13
Restricted 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) 211 329
Series A Convertible Preferred 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) 2,711 2,771
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) 3,349 6,311