Decrease in the percentage points added to the reference rate to compute the variable rate on the debt instrument.

No definition available.

Name:	hds_DebtInstrumentBasisSpreadDecreaseOnVariableRate
Namespace Prefix:	hds_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Refers to the the amount of prepayment accepted by the lenders .

+ References

No definition available.

+ Details

Name:	hds_PrepaymentAcceptedByLenders
Namespace Prefix:	hds_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the aggregate annual amount of debt instruments to be amortized as a percentage of the original principal amount.

+ References

No definition available.

+ Details

Name:	hds_RepaymentOfDebtAggregateAnnualAmountAsPercentageOfOriginalPrincipalAmount
Namespace Prefix:	hds_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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

- Definition

Minimum contractual interest rate for funds borrowed, under the debt agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(2))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3291-108585

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

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Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_CreditFacilityAxis=hds_SeniorTermFacilityMaturingIn2018Member
Namespace Prefix:
Data Type:	na
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DEBT (Details 3) (USD $) In Millions, unless otherwise specified	3 Months Ended	0 Months Ended	3 Months Ended	0 Months Ended	12 Months Ended
	May 04, 2014	Apr. 30, 2015	May 03, 2015	Feb. 06, 2014	Jan. 31, 2016
Debt
Payments of Debt Issuance Costs	$ 3us-gaap_PaymentsOfDebtIssuanceCosts
HD Supply, Inc
Debt
Payments of Debt Issuance Costs	3
Term Loan Facility \| HD Supply, Inc
Debt
Principal amount of debt			1.0
Amortization of debt, aggregate annual amounts as a percentage of original principal amount			1.00%
Payments of Debt Issuance Costs			34
Accepted prepayment		$ 16
Term Loan Facility \| LIBOR \| HD Supply, Inc
Debt
Interest rate floor			1.00%	1.00%	1.25%
Percentage added to reference rate			3.00%
Decrease in the percentage added to reference rate				25.00%
Term Loan Facility \| Prime \| HD Supply, Inc
Debt
Percentage added to reference rate			2.00%