CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (DEFICIT) - USD ($) shares in Millions, $ in Millions	Total	Common Stock and Capital in Excess of Par Value DHI Group	Common Stock and Capital in Excess of Par Value Class V Common Stock	Treasury Stock DHI Group	Treasury Stock Class V Common Stock	Accumulated Deficit	Accumulated Other Comprehensive Income/(Loss)	Dell Technologies Stockholders' Equity	Non-Controlling Interests
Balance, beginning of period (in shares) at Feb. 02, 2018		571	223	1	24
Balance, beginning of period at Feb. 02, 2018	$ 17,485	$ 9,848	$ 10,041	$ (16)	$ (1,424)	$ (6,860)	$ 130	$ 11,719	$ 5,766
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(999)					(1,135)		(1,135)	136
Foreign currency translation adjustments	(603)						(603)	(603)
Investments, net change	(2)								(2)
Cash flow hedges, net change	195						197	197	(2)
Pension and other post-retirement	0
Issuance of common stock	(4)	(4)						(4)
Stock-based compensation expense	415	37						37	378
Treasury stock repurchases (in shares)				(1)
Treasury stock repurchases	(47)			$ (47)				(47)
Revaluation of redeemable shares	(1,672)	(1,672)						(1,672)
Impact from equity transactions of non-controlling interests	448	$ 71						71	377
Balance, end of period (in shares) at Aug. 03, 2018		571	223	2	24
Balance, end of period at Aug. 03, 2018	15,211	$ 8,280	$ 10,041	$ (63)	$ (1,424)	(7,937)	(334)	8,563	6,648
Balance, beginning of period (in shares) at May. 04, 2018		570	223	1	24
Balance, beginning of period at May. 04, 2018	16,980	$ 9,480	$ 10,041	$ (53)	$ (1,424)	(7,438)	(121)	10,485	6,495
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(461)					(499)		(499)	38
Foreign currency translation adjustments	(261)						(261)	(261)
Investments, net change	6						5	5	1
Cash flow hedges, net change	43						43	43
Pension and other post-retirement	0
Issuance of common stock (in shares)		1
Issuance of common stock	(1)	$ (1)						(1)
Stock-based compensation expense	216	15						15	201
Treasury stock repurchases (in shares)				(1)
Treasury stock repurchases	(10)			$ (10)				(10)
Revaluation of redeemable shares	(1,212)	(1,212)						(1,212)
Impact from equity transactions of non-controlling interests	(89)	$ (2)						(2)	(87)
Balance, end of period (in shares) at Aug. 03, 2018		571	223	2	24
Balance, end of period at Aug. 03, 2018	15,211	$ 8,280	$ 10,041	$ (63)	$ (1,424)	(7,937)	(334)	8,563	6,648
Balance, beginning of period (in shares) at Feb. 01, 2019		721		2
Balance, beginning of period at Feb. 01, 2019	(942)	$ 16,114		$ (63)		(21,349)	(467)	(5,765)	4,823
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	4,561					3,709		3,709	852
Foreign currency translation adjustments	(236)						(236)	(236)
Investments, net change	0
Cash flow hedges, net change	131						130	130	1
Pension and other post-retirement	8						8	8
Issuance of common stock (in shares)		5
Issuance of common stock	85	$ 85						85
Stock-based compensation expense	564	104						104	460
Treasury stock repurchases	(2)			$ (2)				(2)
Revaluation of redeemable shares	172	172						172
Impact from equity transactions of non-controlling interests	(1,249)	$ (519)				(138)		(657)	(592)
Balance, end of period (in shares) at Aug. 02, 2019		726		2
Balance, end of period at Aug. 02, 2019	3,095	$ 15,956		$ (65)		(17,775)	(565)	(2,449)	5,544
Balance, beginning of period (in shares) at May. 03, 2019		721		2
Balance, beginning of period at May. 03, 2019	(1,661)	$ 15,179		$ (65)		(21,053)	(525)	(6,464)	4,803
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	4,232					3,416		3,416	816
Foreign currency translation adjustments	(78)						(78)	(78)
Investments, net change	0
Cash flow hedges, net change	37						37	37
Pension and other post-retirement	1						1	1
Issuance of common stock (in shares)		5
Issuance of common stock	88	$ 88						88
Stock-based compensation expense	301	62						62	239
Revaluation of redeemable shares	750	750						750
Impact from equity transactions of non-controlling interests	(575)	$ (123)				(138)		(261)	(314)
Balance, end of period (in shares) at Aug. 02, 2019		726		2
Balance, end of period at Aug. 02, 2019	$ 3,095	$ 15,956		$ (65)		$ (17,775)	$ (565)	$ (2,449)	$ 5,544