QUARTERLY FINANCIAL DATA (UNAUDITED) - Extinguishment of Debt (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Jan. 28, 2018	Feb. 03, 2019	Jan. 28, 2018	Jan. 29, 2017
QUARTERLY FINANCIAL DATA (UNAUDITED)
Loss on extinguishment & modification of debt		$ 69	$ 84	$ 179
Re-measurement of deferred tax assets and liabilities	$ 72		$ 72

Amount of income tax expense (benefit) for remeasurement of deferred tax from change in tax rate pursuant to Tax Cuts and Jobs Act of 2017.

No definition available.

Name:	hds_TaxCutsAndJobsActOf2017ChangeInTaxRateIncomeTaxExpenseBenefit
Namespace Prefix:	hds_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration