BUSINESS COMBINATIONS (Details) $ / shares in Units, shares in Millions, $ in Billions				9 Months Ended
	Oct. 28, 2016 $ / shares shares	Sep. 07, 2016 $ / shares shares	Oct. 12, 2015 $ / shares	Oct. 28, 2016 USD ($) $ / shares shares	Jan. 29, 2016 $ / shares shares
Business Acquisition [Line Items]
Par value (in dollars per share) | $ / shares	$ 0.01			$ 0.01	$ 0.01
Shares outstanding (in shares) | shares	787			787	405
Class V Common Stock
Business Acquisition [Line Items]
Par value (in dollars per share) | $ / shares		$ 0.01
Shares outstanding (in shares) | shares	219			219
Current economic interest (as a percent)	64.00%
EMC
Business Acquisition [Line Items]
Cash consideration (in dollars per share) | $ / shares			$ 24.05
Revenue since acquisition | $				$ 3.6
Net loss since acquisition | $				$ (0.6)
EMC | Class V Common Stock
Business Acquisition [Line Items]
Share issuance ratio			0.11146
Common Stock | EMC | Class V Common Stock
Business Acquisition [Line Items]
Cash consideration (in dollars per share) | $ / shares		$ 45.07
Shares of Class V Common Stock issuable in the EMC merger (in shares) | shares		223
Current economic interest (as a percent)		65.00%
EMC
Business Acquisition [Line Items]
Par value (in dollars per share) | $ / shares		$ 0.01
Shares outstanding (in shares) | shares		2,000
EMC | VMware
Business Acquisition [Line Items]
Common stock (in shares) | shares		343
DHI Group | Class V Common Stock
Business Acquisition [Line Items]
Current economic interest (as a percent)	36.00%
DHI Group | EMC | Class V Common Stock
Business Acquisition [Line Items]
Current economic interest (as a percent)		35.00%