Stockholders' Equity (Accumulated Other Comprehensive Income (Loss)) (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Oct. 30, 2020	Nov. 01, 2019		Oct. 30, 2020	Nov. 01, 2019
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance				$ 7,009
Unrealized gains (losses), net of tax provision (benefit)				(1)	$ 3
Amounts reclassified from accumulated other comprehensive income (loss) to the condensed consolidated statements of income (loss), net of tax (provision) benefit of $—, $— and $—					(2)
Total other comprehensive income (loss)	$ 4	$ (4)	[1]	(1)	1	[1]
Balance	8,476			8,476
Total
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance				(4)	(2)
Total other comprehensive income (loss)	4	(4)	[1]	(1)	1	[1]
Balance	(5)	(1)		(5)	(1)
Tax provision (benefit) on OCI before reclass				0	0
Tax (provision) benefit on amounts reclassified from AOCI					0
Unrealized Gain (Loss) on Forward Contracts
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance				0	2
Unrealized gains (losses), net of tax provision (benefit)				(1)	3
Amounts reclassified from accumulated other comprehensive income (loss) to the condensed consolidated statements of income (loss), net of tax (provision) benefit of $—, $— and $—					(2)
Total other comprehensive income (loss)				(1)	1
Balance	(1)	3		(1)	3
Tax provision (benefit) on OCI before reclass				0	0
Tax (provision) benefit on amounts reclassified from AOCI					0
Foreign Currency Translation Adjustments
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Balance				(4)	(4)
Unrealized gains (losses), net of tax provision (benefit)				0	0
Amounts reclassified from accumulated other comprehensive income (loss) to the condensed consolidated statements of income (loss), net of tax (provision) benefit of $—, $— and $—					0
Total other comprehensive income (loss)				0	0
Balance	$ (4)	$ (4)		(4)	(4)
Tax provision (benefit) on OCI before reclass				$ 0	0
Tax (provision) benefit on amounts reclassified from AOCI					$ 0

[1] Adjusted to reflect the recast of prior period information due to the Pivotal Software, Inc. (“Pivotal”) acquisition in fiscal 2020, which was accounted for as a transaction between entities under common control (refer to Note A).