CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Millions, $ in Millions	Total	Adjustment for adoption of accounting standards	Common Stock and Capital in Excess of Par Value	Treasury Stock	Accumulated Deficit	Accumulated Deficit Adjustment for adoption of accounting standards	Accumulated Other Comprehensive Income/(Loss)	Dell Technologies Stockholders’ Equity (Deficit)	Dell Technologies Stockholders’ Equity (Deficit) Adjustment for adoption of accounting standards	Non-Controlling Interests
Balance, beginning of period (in shares) at Feb. 01, 2019			721	2
Balance, beginning of period at Feb. 01, 2019	$ (942)	$ 3	$ 16,114	$ (63)	$ (21,349)	$ 3	$ (467)	$ (5,765)	$ 3	$ 4,823
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	5,113				4,208			4,208		905
Foreign currency translation adjustments	(186)						(186)	(186)
Cash flow hedges, net change	13						13	13		0
Pension and other post-retirement	8						8	8
Issuance of common stock (in shares)			10
Issuance of common stock	152		$ 152					152
Stock-based compensation expense	886		165					165		721
Treasury stock repurchases (in shares)				0
Treasury stock repurchases	(2)			$ (2)				(2)
Revaluation of redeemable shares	262		262					262
Impact from equity transactions of non-controlling interests	(1,430)		$ (501)		(161)			(662)		(768)
Balance, end of period (in shares) at Nov. 01, 2019			731	2
Balance, end of period at Nov. 01, 2019	3,877		$ 16,192	$ (65)	(17,299)		(632)	(1,804)		5,681
Balance, beginning of period (in shares) at Aug. 02, 2019			726	2
Balance, beginning of period at Aug. 02, 2019	3,095		$ 15,956	$ (65)	(17,775)		(565)	(2,449)		5,544
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	552				499			499		53
Foreign currency translation adjustments	50						50	50
Cash flow hedges, net change	(118)						(117)	(117)		(1)
Pension and other post-retirement	0
Issuance of common stock (in shares)			5
Issuance of common stock	67		$ 67					67
Stock-based compensation expense	322		61					61		261
Revaluation of redeemable shares	90		90					90
Impact from equity transactions of non-controlling interests	(181)		$ 18		(23)			(5)		(176)
Balance, end of period (in shares) at Nov. 01, 2019			731	2
Balance, end of period at Nov. 01, 2019	3,877		$ 16,192	$ (65)	(17,299)		(632)	(1,804)		5,681
Balance, beginning of period (in shares) at Jan. 31, 2020			745	2
Balance, beginning of period at Jan. 31, 2020	3,155	$ (110)	$ 16,091	$ (65)	(16,891)	$ (110)	(709)	(1,574)	$ (110)	4,729
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	2,162				2,023			2,023		139
Foreign currency translation adjustments	243						243	243
Cash flow hedges, net change	(69)						(69)	(69)		0
Pension and other post-retirement	(18)						(18)	(18)
Issuance of common stock (in shares)			12
Issuance of common stock	124		$ 124					124
Stock-based compensation expense	1,219		332					332		887
Treasury stock repurchases (in shares)				6
Treasury stock repurchases	(240)			$ (240)				(240)
Revaluation of redeemable shares	102		102					102
Impact from equity transactions of non-controlling interests	(629)		$ 70					70		(699)
Balance, end of period (in shares) at Oct. 30, 2020			757	8
Balance, end of period at Oct. 30, 2020	5,939		$ 16,719	$ (305)	(14,978)		(553)	883		5,056
Balance, beginning of period (in shares) at Jul. 31, 2020			753	8
Balance, beginning of period at Jul. 31, 2020	4,558		$ 16,356	$ (305)	(15,810)		(660)	(419)		4,977
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	881				832			832		49
Foreign currency translation adjustments	(21)						(21)	(21)
Cash flow hedges, net change	129						128	128		1
Pension and other post-retirement	0
Issuance of common stock (in shares)			4
Issuance of common stock	46		$ 46					46
Stock-based compensation expense	436		126					126		310
Revaluation of redeemable shares	83		83					83
Impact from equity transactions of non-controlling interests	(173)		$ 108					108		(281)
Balance, end of period (in shares) at Oct. 30, 2020			757	8
Balance, end of period at Oct. 30, 2020	$ 5,939		$ 16,719	$ (305)	$ (14,978)		$ (553)	$ 883		$ 5,056