Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Millions		3 Months Ended
		Apr. 03, 2016	Apr. 05, 2015
Cash flows from operating activities - continuing operations:
Net earnings		$ 717	$ 716
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation of property, plant and equipment		90	94
Amortization of intangible assets		27	30
Equity-based compensation expense		27	40
Excess tax benefit from equity-based compensation		(15)	(30)
Deferred income tax provision		20	(8)
Discontinued operations		13	0
(Increase) decrease in assets, net of effects of business acquisitions:
Accounts receivable		(195)	388
Contracts in process		(337)	152
Inventories		(133)	(183)
Increase (decrease) in liabilities, net of effects of business acquisitions:
Accounts payable		179	210
Customer advances and deposits		(209)	(871)
Income taxes payable		268	251
Other current liabilities		(70)	(38)
Other, net		57	(6)
Net cash provided by operating activities	[1]	439	745
Cash flows from investing activities:
Capital expenditures		(65)	(98)
Maturities of held-to-maturity securities		0	500
Other, net		(53)	94
Net cash (used) provided by investing activities		(118)	496
Cash flows from financing activities:
Purchases of common stock		(1,026)	(620)
Dividends paid		(215)	(206)
Proceeds from stock option exercises		33	87
Repayment of fixed-rate notes		0	(500)
Other, net		15	30
Net cash used by financing activities		(1,193)	(1,209)
Net cash used by discontinued operations		(6)	(8)
Net (decrease) increase in cash and equivalents		(878)	24
Cash and equivalents at beginning of period		2,785	4,388
Cash and equivalents at end of period		1,907	4,412
Cash payments for:
Income taxes		21	53
Interest		$ 16	$ 19

[1] * Continuing operations only