CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 30, 2020	Nov. 01, 2019	Oct. 30, 2020	Nov. 01, 2019
Statement of Comprehensive Income [Abstract]
Net income	$ 881	$ 552	$ 2,162	$ 5,113
Other comprehensive income (loss), net of tax
Foreign currency translation adjustments	(21)	50	243	(186)
Cash flow hedges:
Change in unrealized gains (losses)	45	(47)	(45)	210
Reclassification adjustment for net gains included in net income	84	(71)	(24)	(197)
Net change in cash flow hedges	129	(118)	(69)	13
Pension and other postretirement plans:
Recognition of actuarial net gains (losses) from pension and other postretirement plans	1	0	(21)	8
Reclassification adjustments for net losses from pension and other postretirement plans	(1)	0	3	0
Net change in actuarial net gains (losses) from pension and other postretirement plans	0	0	(18)	8
Total other comprehensive income (loss), net of tax expense (benefit) of $9 and $(6), respectively, and $(3) and $1, respectively	108	(68)	156	(165)
Comprehensive income, net of tax	989	484	2,318	4,948
Less: Net income attributable to non-controlling interests	49	53	139	905
Less: Other comprehensive income (loss) attributable to non-controlling interests	1	(1)	0	0
Comprehensive income attributable to Dell Technologies Inc.	$ 939	$ 432	$ 2,179	$ 4,043