FAIR VALUE MEASUREMENTS - Fair value on consolidated balance sheets (Details) - USD ($) $ in Millions	Nov. 01, 2020	Feb. 02, 2020
Recorded Amount
Financial instruments not reflected at fair value on the balance sheet
Senior ABL Facility		$ 260.3
Term Loans and Notes	$ 1,274.3	1,806.6
Total	1,274.3	2,066.9
Estimated Fair Value \| Significant Other Observable Inputs (Level 2)
Financial instruments not reflected at fair value on the balance sheet
Senior ABL Facility		260.0
Term Loans and Notes	1,308.2	1,862.0
Total	$ 1,308.2	$ 2,122.0

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

No definition available.

Name:	us-gaap_LongTermDebtFairValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant