STOCK-BASED COMPENSATION - VMWare Award Activity (Details) - VMware 2007 Equity and Incentive Plan $ / shares in Units, shares in Millions, $ in Millions	9 Months Ended
	Oct. 28, 2016 USD ($) $ / shares shares
Restricted Stock Award
Non-vested Restricted Stock Units [ Roll Forward]
Outstanding, beginning of period (in shares) | shares	22
Granted (in shares) | shares	0
Vested (in shares) | shares	0
Forfeited (in shares) | shares	0
Outstanding, end of period (in shares) | shares	22
Non-vested Restricted Stock Units, Weighted Average Grant Date Fair Value [Abstract]
Outstanding, beginning of period (in dollars per share) | $ / shares	$ 67.01
Granted (in dollars per share) | $ / shares	0.00
Vested (in dollars per share) | $ / shares	0.00
Forfeited (in dollars per share) | $ / shares	0.00
Outstanding, end of period (in dollars per share) | $ / shares	$ 66.92
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding, weighted average remaining term	4 years 7 months
Options Outstanding [Roll Forward]
Options outstanding beginning of period (in shares) | shares	2
Granted (in shares) | shares	0
Exercised (in shares) | shares	0
Forfeited (in shares) | shares	0
Canceled/expired (in shares) | shares	0
Options outstanding end of period (in shares) | shares	2
Options aggregate intrinsic value | $	$ 44
Weighted Average Exercise Price [Abstract]
Options outstanding beginning of period (in dollars per share) | $ / shares	$ 65.01
Granted (in dollars per share) | $ / shares	0.00
Exercised (in dollars per share) | $ / shares	0.00
Forfeited (in dollars per share) | $ / shares	0.00
Canceled/expired (in dollars per share) | $ / shares	0.00
Options outstanding end of period (in dollars per share) | $ / shares	$ 65.80
Options Vested and Expected to Vest [Abstract]
Options vested and expected to vest, outstanding (in shares) | shares	2
Options vested and expected to vest, outstanding weighted average exercise price (in dollars per share) | $ / shares	$ 65.44
Options vested and expected to vest, weighted average remaining term	4 years 7 months
Options vested and expected to vest, aggregate intrinsic value | $	$ 44
Options Exercisable [Abstract]
Options exercisable, outstanding (in shares) | shares	1
Options exercisable, outstanding, weighted average exercise price (in dollars per share) | $ / shares	$ 64.95
Options exercisable, outstanding weighted average contractual term	4 years 6 months
Options exercisable, outstanding aggregate intrinsic value | $	$ 29