Annual report pursuant to Section 13 and 15(d)

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

v3.19.1
Stockholders' Equity and Share-Based Compensation - Summary of Stock Option Activity for AutoMD (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
12 Months Ended
Dec. 29, 2018
Dec. 30, 2017
Shares    
Outstanding, beginning (in shares) 5,933 6,129
Granted (in shares) 1,174 1,445
Exercised (in shares) (6) (1,074)
Cancelled:    
Forfeited (in shares) (188) (161)
Expired (in shares) (816) (406)
Outstanding, ending (in shares) 6,097 5,933
Vested and expected to vest (in shares) 6,097 5,933
Exercisable (in shares) 3,956 3,704
Weighted Average Exercise Price    
Outstanding, beginning (in dollars per share) $ 2.91 $ 2.81
Granted (in dollars per share) 2.02 3.34
Exercised (in dollars per share) 0.99 1.67
Cancelled:    
Forfeited (in dollars per share) 3.10 2.16
Expired (in dollars per share) 3.21 6.50
Outstanding, ending (in dollars per share) 2.69 2.91
Vested and expected to vest (in dollars per share) 2.69 2.91
Exercisable (in dollars per share) $ 2.77 $ 2.78
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Outstanding, weighted average contractual term 4 years 5 months 1 day 6 years 3 months 11 days
Vested and expected to vest, weighted average contractual term 4 years 4 months 24 days 6 years 3 months 11 days
Exercisable, weighted average contractual term 3 years 10 months 24 days 4 years 9 months 15 days
Outstanding, aggregate intrinsic value   $ 1,337
Vested and expected to vest, aggregate intrinsic value   1,337
Exercisable, aggregate intrinsic value   $ 1,236
AutoMd 2014 Equity Incentive Plan    
Shares    
Outstanding, beginning (in shares)   1,405
Exercised (in shares)   0
Cancelled:    
Forfeited (in shares)   (1,405)
Expired (in shares)   0
Weighted Average Exercise Price    
Outstanding, beginning (in dollars per share)   $ 1.00
Exercised (in dollars per share)   0.00
Cancelled:    
Forfeited (in dollars per share)   1.00
Expired (in dollars per share)   $ 0.00
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]    
Outstanding, weighted average contractual term   0 years
Vested and expected to vest, weighted average contractual term   0 years
Exercisable, weighted average contractual term   0 years
Outstanding, aggregate intrinsic value   $ 0
Vested and expected to vest, aggregate intrinsic value   0
Exercisable, aggregate intrinsic value   $ 0