Revenue Recognition - Cumulative Effect - Consolidated Statement of Cash Flows (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 29, 2018	Sep. 30, 2017	Sep. 29, 2018	Sep. 30, 2017
Changes in assets and liabilities, net of acquisitions:
Net earnings	$ 34	$ 81	$ 73	$ 224
Receivables, net of allowance			(8)	14
Inventories			(106)	(67)
Other current assets			60	(10)
Current liabilities, exclusive of debt			(28)	$ (5)
Balances Without Adoption of Topic 606
Changes in assets and liabilities, net of acquisitions:
Net earnings	36		74
Receivables, net of allowance			(2)
Inventories			(139)
Current liabilities, exclusive of debt			(2)
ASU 2014-09 | Adjustments
Changes in assets and liabilities, net of acquisitions:
Net earnings	$ (2)		(1)
Receivables, net of allowance			(6)
Inventories			33
Current liabilities, exclusive of debt			$ (26)