NON-CONTROLLING INTERESTS - Effect of Changes in Company's Ownership Interest on Equity (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 28, 2016	Oct. 30, 2015	Oct. 28, 2016	Oct. 30, 2015
Noncontrolling Interest [Abstract]
Net loss attributable to Dell Technologies Inc.	$ (2,064)	$ (180)	$ (1,436)	$ (949)
Increase in Dell Technologies' additional paid-in-capital for equity issuances			37
Decrease in Dell Technologies' additional paid-in-capital for other equity activity			(398)
Net transfers to non-controlling interests			(361)
Change from net loss attributable to Dell Technologies Inc. and transfers to the non-controlling interests			$ (1,797)