Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity and Share-Based Compensation - Summary of Stock Option Activity for SB Comp Plan (Details)

v3.20.1
Stockholders' Equity and Share-Based Compensation - Summary of Stock Option Activity for SB Comp Plan (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 28, 2019
Dec. 29, 2018
Shares    
Outstanding, beginning (in shares) 6,097 5,933
Granted (in shares) 4,460 1,174
Exercised (in shares) (304) (6)
Cancelled:    
Forfeited (in shares) (1,613) (188)
Expired (in shares) (1,417) (816)
Outstanding, ending (in shares) 7,223 6,097
Vested and expected to vest (in shares) 7,223 6,097
Exercisable (in shares) 3,080 3,956
Weighted Average Exercise Price    
Outstanding, beginning (in dollars per share) $ 2.69 $ 2.91
Granted (in dollars per share) 1.19 2.02
Exercised (in dollars per share) 1.51 0.99
Cancelled:    
Forfeited (in dollars per share) 2.48 3.10
Expired (in dollars per share) 3.08 3.21
Outstanding, ending (in dollars per share) 2.76 2.69
Vested and expected to vest (in dollars per share) 1.78 2.69
Exercisable (in dollars per share) $ 2.51 $ 2.77
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Outstanding, weighted average contractual term 6 years 6 months 26 days 4 years 5 months 1 day
Vested and expected to vest, weighted average contractual term 6 years 6 months 26 days 4 years 4 months 24 days
Exercisable, weighted average contractual term 2 years 11 months 19 days 3 years 10 months 24 days
Outstanding, aggregate intrinsic value $ 4,494  
Vested and expected to vest, aggregate intrinsic value 4,494  
Exercisable, aggregate intrinsic value $ 747