Summary of Significant Accounting Policies - Additional Information (Details)	12 Months Ended
	Jan. 29, 2022 USD ($) Store RenewalOption Segment shares	Jan. 30, 2021 USD ($) shares	Feb. 01, 2020 USD ($) shares	Feb. 02, 2019 USD ($)
Accounting Policies [Line Items]
Number of reportable segments | Segment	1
Number of operating segments | Segment	3
Direct response advertising costs, amortization period	1 year
Direct response costs deferred	$ 0	$ 0
Shares excluded from computation of basic and diluted earnings per share | shares		159,000	408,000
Stock compensation expense	1,229,000	$ 1,446,000	$ 1,922,000
Total grant-date fair value of options vested	1,700,000	1,500,000	3,000,000.0
Gain on impairment charges	2,300,000
Impairment charge		14,800,000	900,000
Impairment of operating lease right-of-use asset		10,700,000	700,000
Store occupancy cost offset amount	400,000
Operating lease right-of-use asset impairment charge offset amount		2,600,000
Non-cash gain on closing of retail stores	$ 2,700,000
Short term leases		0
Operating lease, option to extend	Renewal options are not included in the lease term for automobile and equipment leases because they are not considered reasonably certain of being exercised at lease commencement. Renewal options were not considered for the Company’s corporate headquarters and distribution center lease, which was entered into in 2006 and was for an initial 20-year term
Store
Accounting Policies [Line Items]
Operating lease, option to extend	The Company’s store leases typically contain options that permit renewals for additional periods of up to five years each. In general, for store leases with an initial term of 10 years or more, the options to extend are not considered reasonably certain at lease commencement. For stores leases with an initial term of 5 years, the Company evaluates each lease independently and, only when the Company considers it reasonably certain that it will exercise an option to extend, will the associated payment of that option be included in the measurement of the right-of-use asset and lease liability
Operating lease renewal term	5 years
Corporate Headquarter
Accounting Policies [Line Items]
Operating lease renewal term	5 years
Operating lease initial term	20 years
Number of renewal options | RenewalOption	6
Store Assets
Accounting Policies [Line Items]
Impairment charge		$ 4,100,000	$ 200,000
Performance Stock Units
Accounting Policies [Line Items]
Shares excluded from computation of basic and diluted earnings per share | shares	240,000	720,000	720,000
Deferred Stock
Accounting Policies [Line Items]
Shares excluded from computation of basic and diluted earnings per share | shares	435,568	435,568	295,604
Time-Vested Awards
Accounting Policies [Line Items]
Unrecognized stock compensation cost	$ 1,600,000
Unrecognized stock compensation cost weighted average recognition period	24 months
Rochester Clothing Store Located in London
Accounting Policies [Line Items]
Total charge recognized in exiting operations in England			$ 1,700,000
Accumulated foreign currency translation adjustment, recognized			800,000
Selling, General and Administrative Expenses
Accounting Policies [Line Items]
Advertising expenses	$ 24,000,000.0	$ 11,900,000	$ 22,900,000
Domain Name (dxl.com)
Accounting Policies [Line Items]
Indefinite-lived intangible assets, carrying value				$ 1,200,000
Minimum
Accounting Policies [Line Items]
Credit card and debit card receivables from banks settlement period	2 days
Minimum | Store
Accounting Policies [Line Items]
Operating lease renewal term	5 years
Operating lease initial term	5 years
Maximum
Accounting Policies [Line Items]
Credit card and debit card receivables from banks settlement period	4 days
Maximum | Store
Accounting Policies [Line Items]
Operating lease renewal term	5 years
Operating lease initial term	10 years
Canada
Accounting Policies [Line Items]
Number of stores | Store	1
DXL Stores | UNITED STATES
Accounting Policies [Line Items]
Number of stores | Store	220
Casual Male XL Retail and Outlet Stores | UNITED STATES
Accounting Policies [Line Items]
Number of stores | Store	35
Casual Male XL outlets
Accounting Policies [Line Items]
Number of stores | Store	19
DXL Outlets | UNITED STATES
Accounting Policies [Line Items]
Number of stores | Store	16