DEBT - Gross Long-term Debt - Interest Rate - Tabular Disclosure (Details) - HDS	Apr. 15, 2019	Feb. 03, 2019	Oct. 11, 2018	Jan. 28, 2018	Sep. 01, 2017	Apr. 11, 2016
Secured debt | October 2018 Senior Unsecured Notes
DEBT
Interest rate, stated rate (as a percent)		5.375%
Secured debt | 5.25% December 2014 Secured First Priority Notes due 2021
DEBT
Interest rate, stated rate (as a percent)					5.25%
Secured debt | Credit facility | Senior ABL Facility due 2022
DEBT
Interest rate, rate at end of period (as a percent)		3.83%		2.86%
Secured debt | Credit facility | Term B-3 Loans due 2021
DEBT
Interest rate, rate at end of period (as a percent)				3.94%
Secured debt | Credit facility | Term B-4 Loans due 2023
DEBT
Interest rate, rate at end of period (as a percent)				4.19%
Secured debt | Credit facility | Term B-5 Loans due 2023
DEBT
Interest rate, rate at end of period (as a percent)		4.25%
Unsecured debt | October 2018 Senior Unsecured Notes
DEBT
Interest rate, stated rate (as a percent)			5.375%
Unsecured debt | 5.75% April 2016 Senior Unsecured Notes due 2024
DEBT
Interest rate, stated rate (as a percent)	7.00%		5.75%	5.75%		5.75%