DISCONTINUED OPERATIONS - Narrative (Details) $ in Millions	3 Months Ended		6 Months Ended
	Jan. 30, 2021 USD ($) store	Feb. 01, 2020 USD ($) store	Jan. 30, 2021 USD ($) store	Feb. 01, 2020 USD ($)
Operating segments | Wholesale Segment | Discontinued operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenues	$ 13.4	$ 36.1	$ 27.8	$ 92.1
Retail
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of stores held for sale | store	4		4
Discontinued Operations, Disposed of by Sale | Shop 'n Save
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of stores sold | store		13
Pre-tax aggregate costs and charges				23.6
Operating losses and transaction costs				18.8
Property and equipment impairment charges				$ 5.5
Discontinued Operations, Disposed of by Means Other than Sale | Shop 'n Save
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of stores closed | store		6