Share-Based Compensation - Schedule of Stock Options Activity (Details) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended
	Aug. 01, 2020 USD ($) $ / shares shares
Number of Shares
Outstanding at beginning of period (in shares) | shares	3,650
Granted (in shares) | shares	0
Exercised (in shares) | shares	0
Forfeited or expired (in shares) | shares	(263)
Outstanding at end of period (in shares) | shares	3,387
Expected to vest at end of period (in shares) | shares	2,009
Exercisable at end of period (in shares) | shares	1,313
Grant Date Weighted Average Exercise Price Per Share
Outstanding at beginning of period (in USD per share) | $ / shares	$ 7.67
Granted (in USD per share) | $ / shares	0
Exercised (in USD per share) | $ / shares	0
Forfeited or expired (in USD per share) | $ / shares	18.04
Outstanding at end of period (in USD per share) | $ / shares	6.87
Expected to vest at end of period (in USD per share) | $ / shares	2.70
Exercisable at end of period (in USD per share) | $ / shares	$ 13.45
Weighted-Average Remaining Contractual Life (in years)
Outstanding at end of period	7 years 4 months 24 days
Expected to vest at end of period	8 years 10 months 24 days
Exercisable at end of period	4 years 10 months 24 days
Aggregate Intrinsic Value
Outstanding at end of period | $	$ 0
Expected to vest at end of period | $	0
Exercisable at end of period | $	$ 0