Consolidated Statements Of Income (USD $) In Millions, except Per Share data, unless otherwise specified	12 Months Ended
	Jan. 31, 2014	Jan. 31, 2013	Jan. 31, 2012
Revenues	$ 5,772	$ 6,469	$ 5,836
Costs and expenses:
Cost of revenues	5,006	5,564	5,351
Selling, general and administrative expenses	442	469	543
Bad debt expense	44	2	0
Intangible asset impairment charges	51	0	0
Separation transaction and restructuring expenses	65	11	0
Operating income (loss)	164	423	(58)
Non-operating income (expense):
Interest income	15	9	5
Interest expense	(83)	(93)	(114)
Other (expense) income, net	(8)	8	5
Income (loss) from continuing operations before income taxes	88	347	(162)
Income tax expense	(4)	(23)	(73)
Income (loss) from continuing operations	84	324	(235)
Discontinued operations (Note 2):
Income from discontinued operations before income taxes	140	329	486
Income tax expense	(60)	(128)	(192)
Income from discontinued operations	80	201	294
Net income	164	525	59
Basic:
Income (loss) from continuing operations	$ 0.98	$ 3.82	$ (2.80)
Income from discontinued operations	$ 0.96	$ 2.37	$ 3.48
Basic earnings (loss) per share	$ 1.94	$ 6.19	$ 0.68
Diluted:
Income (loss) from continuing operations	$ 0.98	$ 3.82	$ (2.80)
Income from discontinued operations	$ 0.96	$ 2.37	$ 3.48
Diluted earnings (loss) per share	$ 1.94	$ 6.19	$ 0.68
Leidos, Inc.
Revenues	5,772	6,469	5,836
Costs and expenses:
Cost of revenues	5,006	5,564	5,351
Selling, general and administrative expenses	442	469	543
Bad debt expense	44	2	0
Intangible asset impairment charges	51	0	0
Separation transaction and restructuring expenses	65	11
Operating income (loss)	164	423	(58)
Non-operating income (expense):
Interest income	19	10	5
Interest expense	(83)	(93)	(119)
Other (expense) income, net	(8)	8	5
Income (loss) from continuing operations before income taxes	92	348	(167)
Income tax expense	(6)	(23)	(71)
Income (loss) from continuing operations	86	325	(238)
Discontinued operations (Note 2):
Income from discontinued operations before income taxes	140	329	486
Income tax expense	(60)	(128)	(192)
Income from discontinued operations	80	201	294
Net income	$ 166	$ 526	$ 56