REVENUE RECOGNITION - Disaggregation of revenue (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Feb. 01, 2020	Nov. 02, 2019	Aug. 03, 2019	May 04, 2019	Feb. 02, 2019	Nov. 03, 2018	Aug. 04, 2018	May 05, 2018	Feb. 01, 2020	Feb. 02, 2019	Feb. 03, 2018
Disaggregation of Revenue [Line Items]
Total net sales	$ 690,973	$ 729,481	$ 736,145	$ 724,662	$ 730,013	$ 751,741	$ 767,914	$ 754,843	$ 2,881,261	$ 3,004,511	$ 3,053,021
Rental services
Disaggregation of Revenue [Line Items]
Total net sales									383,521	399,146	428,355
Retail clothing product
Disaggregation of Revenue [Line Items]
Total net sales									2,358,392	2,454,747	2,439,817
Men's tailored clothing product
Disaggregation of Revenue [Line Items]
Total net sales									1,305,913	1,385,320	1,351,881
Men's non-tailored clothing product
Disaggregation of Revenue [Line Items]
Total net sales									971,509	988,973	1,008,663
Women's clothing product
Disaggregation of Revenue [Line Items]
Total net sales									68,354	68,518	70,630
Other
Disaggregation of Revenue [Line Items]
Total net sales									12,616	11,936	8,643
Total alteration and other services
Disaggregation of Revenue [Line Items]
Total net sales									139,348	150,618	184,849
Alteration services
Disaggregation of Revenue [Line Items]
Total net sales									$ 139,348	148,067	150,005
Retail dry cleaning services
Disaggregation of Revenue [Line Items]
Total net sales										$ 2,551	$ 34,844