Share-Based Compensation - Stock Options Activity (Details)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
May 01, 2021
USD ($)
$ / shares
shares
Number of Shares  
Outstanding at beginning of period (in shares) | shares 3,324
Granted (in shares) | shares 0
Exercised (in shares) | shares 0
Forfeited or expired (in shares) | shares (134)
Outstanding at end of period (in shares) | shares 3,190
Expected to vest at end of period (in shares) | shares 2,025
Exercisable at end of period (in shares) | shares 1,145
Grant Date Weighted Average Exercise Price Per Share  
Outstanding at beginning of period (in USD per share) | $ / shares $ 6.65
Granted (in USD per share) | $ / shares 0
Exercised (in USD per share) | $ / shares 0
Forfeited or expired (in USD per share) | $ / shares 18.60
Outstanding at end of period (in USD per share) | $ / shares 6.15
Expected to vest at end of period (in USD per share) | $ / shares 2.61
Exercisable at end of period (in USD per share) | $ / shares $ 12.46
Weighted-Average Remaining Contractual Life (in years)  
Outstanding at end of period 7 years
Expected to vest at end of period 8 years 2 months 12 days
Exercisable at end of period 4 years 10 months 24 days
Aggregate Intrinsic Value  
Outstanding at end of period | $ $ 1,044
Expected to vest at end of period | $ 909
Exercisable at end of period | $ $ 126