GOODWILL AND INTANGIBLE ASSETS - Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Feb. 03, 2018	Jan. 28, 2017	Jan. 30, 2016
Intangible asset amortization expense
Pre-tax amortization expense associated with intangible assets	$ 4.2	$ 4.8	$ 14.4
Pre-tax amortization expense estimated for fiscal year 2018	3.8
Pre-tax amortization expense estimated for fiscal year 2019	3.6
Pre-tax amortization expense estimated for fiscal year 2020	3.5
Pre-tax amortization expense estimated for fiscal year 2021	3.4
Pre-tax amortization expense estimated for fiscal year 2022	$ 2.1