Stockholders' Equity - Schedule of stock option activity (Details) - $ / shares	9 Months Ended		12 Months Ended
	Oct. 31, 2021	Nov. 01, 2020	Jan. 31, 2021	Feb. 02, 2020
Number of options
Number of options, outstanding, beginning balance (in shares)	495,366	495,366	495,366
Number of options, exercised (in shares)		0
Number of options, expired and canceled (in shares)		0
Number of options, granted (in shares)	0
Number of options, canceled and forfeited (in shares)	0
Number of options, outstanding, ending balance (in shares)	495,366	495,366	495,366	495,366
Number of options, exercisable at the end of the period (in shares)	0	0
Weighted average exercise price
Weighted average exercise price, outstanding, beginning balance (in dollars per share)	$ 38.10	$ 38.10	$ 38.10
Weighted average exercise price, granted (in dollars per share)	0
Weighted average exercise price, canceled and forfeited (in dollars per share)	0
Weighted average exercise price, outstanding, ending balance (in dollars per share)	38.10	38.10	$ 38.10	$ 38.10
Weighted average exercise price, exercisable at the end of the period (in dollars per share)	$ 0	$ 0
Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]
Weighted average remaining contractual life, outstanding (in years)	2 years 7 months 6 days	3 years 7 months 2 days	3 years 4 months 6 days	2 years 4 months 2 days
Average intrinsic value, outstanding, beginning balance (in dollars per share)	$ 0	$ 0	$ 0
Average intrinsic value, outstanding, ending balance (in dollars per share)	27.08	0	$ 0	$ 0
Average intrinsic value, exercisable at the end of the period (in dollars per share)	$ 0	$ 0