NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES 10-K (Details) (USD $) In Millions, except Share data, unless otherwise specified	0 Months Ended	12 Months Ended			0 Months Ended				1 Months Ended
	Jun. 12, 2013	Feb. 01, 2015 customer segment item location	Feb. 02, 2014	Feb. 03, 2013	Dec. 11, 2014	Sep. 11, 2014	May 01, 2014	Jul. 02, 2013	Aug. 30, 2007	Dec. 19, 2014	Jun. 04, 2014	Jun. 26, 2013
Nature of Business and Accounting Policy disclosures
Number of distinct market sectors in which entity specializes		3
Number of operating locations		650
Number of customer		500,000
Reportable segment		4
Common stock, par value (in dollars per share)		$ 0.01	$ 0.01
Reverse stock split ratio	0.50
Shares of common stock issued as a result of reverse stock split		196,000,000	192,400,000
Common stock outstanding		196,000,000	192,400,000
Treasury shares		400,000
Preferred shares issued		0
Preferred shares outstanding		0
Length of current fiscal year (in days)		364 days	364 days	364 days
Vendor rebates receivables		$ 88	$ 85
Accumulated amortization		562	522
Property and equipment, net		372	405
Amortization cost		226	246	342
Goodwill and other intangible asset impairment		0	0
Self-insurance reserves		92	94
Revenues from services		58	40	39
Shipping and handling costs		111	105	101
Advertising expenses		33	35	34
HD Supply, Inc
Nature of Business and Accounting Policy disclosures
Net proceeds from the initial public offering used to redeem outstanding debt										1,250
Shares of common stock issued as a result of reverse stock split		1,000	1,000
Common stock outstanding		1,000	1,000
Property and equipment, net		372	405
Amortization cost		226	246	342
Plan
Nature of Business and Accounting Policy disclosures
Number of shares registered for issuance pursuant to awards		10,000,000						12,500,000
Stock Incentive Plan
Nature of Business and Accounting Policy disclosures
Number of shares registered for issuance pursuant to awards								14,800,000
Common stock
Nature of Business and Accounting Policy disclosures
Number of shares sold by the company			61,170,000		0	0		61,170,212
Number of shares the underwriters were granted an option to purchase							4,500,000
Price per share (in dollars per share)							$ 26.00	$ 18.00			$ 26.00	$ 18.00
Aggregate proceeds from initial public offering and exercise of underwriters' over-allotment option								1,039
Stock offering expenses								16
Period within which underwriters had option to purchase additional shares of common stock from Selling Stockholders							30 days
Minimum
Nature of Business and Accounting Policy disclosures
Number of associates		15,000
Number of SKUs offered		1,000,000
Length of fiscal year (in days)		371 days
Maximum
Nature of Business and Accounting Policy disclosures
Length of fiscal year (in days)		371 days
Building Improvements | Minimum
Nature of Business and Accounting Policy disclosures
Estimated useful life		5 years
Building Improvements | Maximum
Nature of Business and Accounting Policy disclosures
Estimated useful life		45 years
Transportation Equipment | Minimum
Nature of Business and Accounting Policy disclosures
Estimated useful life		5 years
Transportation Equipment | Maximum
Nature of Business and Accounting Policy disclosures
Estimated useful life		7 years
Furniture, Fixtures and Equipment | Minimum
Nature of Business and Accounting Policy disclosures
Estimated useful life		3 years
Furniture, Fixtures and Equipment | Maximum
Nature of Business and Accounting Policy disclosures
Estimated useful life		10 years
Capitalized Software
Nature of Business and Accounting Policy disclosures
Accumulated amortization		192	156
Property and equipment, net		63	79
Amortization cost		41	39	30
Capitalized Software | Minimum
Nature of Business and Accounting Policy disclosures
Estimated useful life		3 years
Capitalized Software | Maximum
Nature of Business and Accounting Policy disclosures
Estimated useful life		6 years
U.S.
Nature of Business and Accounting Policy disclosures
Number of states or provinces			48
Canada
Nature of Business and Accounting Policy disclosures
Number of states or provinces			6
Equity Sponsors
Nature of Business and Accounting Policy disclosures
Net proceeds from the initial public offering used to pay related fees and expenses								$ 11	$ 5