Quarterly report pursuant to Section 13 or 15(d)

Stockholders' Equity and Share-Based Compensation - Narrative (Details)

v3.20.1
Stockholders' Equity and Share-Based Compensation - Narrative (Details) - USD ($)
shares in Thousands, $ in Thousands
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of shares granted (in shares) 1,973  
Number of options exercised (in shares) 523  
Number of stock options forfeited (in shares) 15  
Number of stock options expired (in shares) 700  
Number of share awards released to a departing employee 56  
Number of share awards issued for payment of fees. 3  
Time Based RSU    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vested (in shares) 27  
Performance based RSU    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vested (in shares) 1,762  
Restricted stock units    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Vested (in shares) 1,845  
Shares withheld to satisfy employee tax obligations (in shares) 36  
Adjustment related employee tax obligations $ 84  
Compensation expense 2,819  
Unrecognized compensation expense $ 9,871  
Stock Options    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Compensation expense   $ 554