Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions	3 Months Ended
	Apr. 01, 2016	Apr. 03, 2015
Cash flows from operations:
Net income	$ 49	$ 41
Income from discontinued operations	0	(18)
Adjustments to reconcile net income to net cash used in operations:
Depreciation and amortization	8	12
Stock-based compensation	8	6
Asset impairment charges	0	40
Other	(2)	(1)
Change in assets and liabilities, net of effects of acquisitions and dispositions:
Receivables	(48)	17
Inventory, prepaid expenses and other current assets	(11)	(29)
Accounts payable and accrued liabilities	18	30
Accrued payroll and employee benefits	(51)	(59)
Deferred income taxes and income taxes receivable/payable	13	(75)
Other long-term assets/liabilities	(2)	(6)
Total cash flows used in operating activities of continuing operations	(18)	(42)
Cash flows from investing activities:
Expenditures for property, plant and equipment	(4)	(3)
Net proceeds from sale of assets	3	0
Other	0	1
Total cash flows used in investing activities of continuing operations	(1)	(2)
Cash flows from financing activities:
Payments of notes payable and long-term debt	(1)	(29)
Sales of stock and exercises of stock options	2	1
Repurchases of stock and stock received for tax withholdings	(9)	(6)
Dividend payments	(23)	(24)
Other	4	1
Total cash flows used in financing activities of continuing operations	(27)	(57)
Decrease in cash and cash equivalents from continuing operations	(46)	(101)
Cash flows from discontinued operations:
Cash provided by operating activities of discontinued operations	0	13
Cash (used in) provided by investing activities of discontinued operations	(1)	6
(Decrease) increase in cash and cash equivalents from discontinued operations	(1)	19
(Decrease) increase in cash and cash equivalents from discontinued operations	(47)	(82)
Cash and cash equivalents at beginning of period	656	459
Cash and cash equivalents at end of period	609	377
Leidos, Inc.
Cash flows from operations:
Net income	50	43
Income from discontinued operations	0	(18)
Adjustments to reconcile net income to net cash used in operations:
Depreciation and amortization	8	12
Stock-based compensation	8	6
Asset impairment charges	0	40
Other	(3)	(3)
Change in assets and liabilities, net of effects of acquisitions and dispositions:
Receivables	(48)	17
Inventory, prepaid expenses and other current assets	(11)	(29)
Accounts payable and accrued liabilities	18	30
Accrued payroll and employee benefits	(51)	(59)
Deferred income taxes and income taxes receivable/payable	13	(75)
Other long-term assets/liabilities	(2)	(6)
Total cash flows used in operating activities of continuing operations	(18)	(42)
Cash flows from investing activities:
Proceeds on obligations of Leidos Holdings, Inc.	6	15
Payments on obligations of Leidos Holdings, Inc.	(32)	(43)
Expenditures for property, plant and equipment	(4)	(3)
Net proceeds from sale of assets	3	0
Other	0	1
Total cash flows used in investing activities of continuing operations	(27)	(30)
Cash flows from financing activities:
Payments of notes payable and long-term debt	(1)	(29)
Total cash flows used in financing activities of continuing operations	(1)	(29)
Decrease in cash and cash equivalents from continuing operations	(46)	(101)
Cash flows from discontinued operations:
Cash provided by operating activities of discontinued operations	0	13
Cash (used in) provided by investing activities of discontinued operations	(1)	6
(Decrease) increase in cash and cash equivalents from discontinued operations	(1)	19
(Decrease) increase in cash and cash equivalents from discontinued operations	(47)	(82)
Cash and cash equivalents at beginning of period	656	459
Cash and cash equivalents at end of period	$ 609	$ 377