Condensed Consolidated Statement of Stockholders' Equity (USD $) In Millions	Total USD ($)	Shares of Common stock	Additional paid-in capital USD ($)	Retained earnings USD ($)	Accumulated other comprehensive loss USD ($)	Leidos, Inc. USD ($)	Leidos, Inc. Shares of Common stock	Leidos, Inc. Additional paid-in capital USD ($)	Leidos, Inc. Retained earnings USD ($)	Leidos, Inc. Accumulated other comprehensive loss USD ($)
Balance, value at Jan. 31, 2013	$ 2,618		$ 2,110	$ 510	$ (2)	$ 2,596		$ 233	$ 2,365	$ (2)
Balance, shares at Jan. 31, 2013		86					5,000
Net (loss) income	120			120		120			120
Issuances of stock, value	30		30
Issuances of stock, shares		0
Shares repurchased and retired or withheld for tax withholdings on vesting of restricted stock, value	(17)		(6)	(11)
Shares repurchased and retired or withheld for tax withholdings on vesting of restricted stock , shares		0
Cash dividends of $1.28 per share	(113)			(113)
Special cash dividend of $4.00 per share	(356)			(356)
Adjustments for income tax benefits from stock-based compensation	(10)		(10)
Stock-based compensation (including discontinued operations of $21 million)	64		64
Dividend received, net of contribution paid, from the separation of New SAIC	269		269
Contribution paid related to the separation of New SAIC						(26)		(26)
Separation of New SAIC	(722)		(722)
Balance, value at Nov. 01, 2013	1,883		1,735	150	(2)	2,690		207	2,485	(2)
Balance, shares at Nov. 01, 2013		86					5,000
Balance, value at Aug. 02, 2013
Net (loss) income	(3)					(3)
Balance, value at Nov. 01, 2013	$ 1,883				$ (2)	$ 2,690				$ (2)
Balance, shares at Nov. 01, 2013							5,000