Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Statement of Comprehensive Income [Abstract]
Net earnings	$ 412	$ 443
Other comprehensive income (loss), net of tax:
Marketable securities	1	(1)
Pension plans	(4)	(6)
Unrealized gains (losses) on designated hedges	(16)	15
Financial statement translation	85	35
Total other comprehensive income (loss), net of tax	66	43
Comprehensive income	$ 478	$ 486

Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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