STOCK-BASED COMPENSATION - Stock Option Activity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions		12 Months Ended
	Sep. 07, 2016	Feb. 03, 2017	Jan. 29, 2016	Jan. 30, 2015
Dell Technologies Inc. 2013 Stock Incentive Plan | Employee Stock Option
Options Outstanding [Roll Forward]
Options outstanding beginning of period (in shares)		54.0	55.0	60.0
Granted (in shares)	1.8	2.0	2.0	2.0
Exercised (in shares)		(1.0)	0.0	0.0
Forfeited (in shares)		(7.0)	(3.0)	(6.0)
Canceled/expired (in shares)		0.0	0.0	(1.0)
Options outstanding end of period (in shares)		48.0	54.0	55.0
Options outstanding, weighted average remaining term		6 years 6 months
Options aggregate intrinsic value		$ 676
Weighted Average Exercise Price [Abstract]
Options outstanding beginning of period (in dollars per share)		$ 14.30	$ 14.11	$ 14.32
Granted (in dollars per share)		27.09	24.05	17.08
Exercised (in dollars per share)		14.12	0.00	0.00
Forfeited (in dollars per share)		15.51	19.07	13.75
Canceled/expired (in dollars per share)		0.00	0.00	32.22
Options outstanding end of period (in dollars per share)		$ 14.75	$ 14.30	$ 14.11
Options Vested and Expected to Vest [Abstract]
Options vested and expected to vest, outstanding (in shares)		44.0
Options vested and expected to vest, outstanding weighted average exercise price (in dollars per share)		$ 14.75
Options vested and expected to vest, weighted average remaining term		6 years 4 months 24 days
Options vested and expected to vest, aggregate intrinsic value		$ 621
Options Exercisable [Abstract]
Options exercisable, outstanding (in shares)		16.0
Options exercisable, outstanding, weighted average exercise price (in dollars per share)		$ 14.63
Options exercisable, outstanding weighted average contractual term		5 years 9 months 18 days
Options exercisable, outstanding aggregate intrinsic value		$ 233
Dell Technologies Inc. 2013 Stock Incentive Plan | Performance-Based Stock Options
Options Outstanding [Roll Forward]
Options outstanding end of period (in shares)		20.0
Dell Technologies Inc. 2013 Stock Incentive Plan | Time-Based Stock Options
Options Outstanding [Roll Forward]
Options outstanding end of period (in shares)		28.0
VMware 2007 Equity and Incentive Plan | Employee Stock Option
Options Outstanding [Roll Forward]
Options outstanding beginning of period (in shares)		2.0
Granted (in shares)		0.0
Exercised (in shares)		0.0
Forfeited (in shares)		0.0
Canceled/expired (in shares)		0.0
Options outstanding end of period (in shares)		2.0	2.0
Options outstanding, weighted average remaining term		4 years 4 months 24 days
Options aggregate intrinsic value		$ 43
Weighted Average Exercise Price [Abstract]
Options outstanding beginning of period (in dollars per share)		$ 65.01
Granted (in dollars per share)		0.00
Exercised (in dollars per share)		0.00
Forfeited (in dollars per share)		0.00
Canceled/expired (in dollars per share)		0.00
Options outstanding end of period (in dollars per share)		$ 69.38	$ 65.01
Options Vested and Expected to Vest [Abstract]
Options vested and expected to vest, outstanding (in shares)		2.0
Options vested and expected to vest, outstanding weighted average exercise price (in dollars per share)		$ 69.15
Options vested and expected to vest, weighted average remaining term		4 years 4 months 24 days
Options vested and expected to vest, aggregate intrinsic value		$ 43
Options Exercisable [Abstract]
Options exercisable, outstanding (in shares)		1.0
Options exercisable, outstanding, weighted average exercise price (in dollars per share)		$ 68.81
Options exercisable, outstanding weighted average contractual term		4 years 3 months 18 days
Options exercisable, outstanding aggregate intrinsic value		$ 32