Consolidated Statements Of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016
Income Statement [Abstract]
Revenues	$ 14,988	$ 14,384
Cost of Revenue	14,120	13,603
Gross Profit	868	781
Selling, general, and administrative expenses	521	479
Asset impairment, exit, and restructuring costs	10	13
Interest expense	81	70
Equity in earnings of unconsolidated affiliates	(172)	(65)
Interest income	(23)	(22)
Other Income (Expense)	(7)	0
Earnings Before Income Taxes	458	306
Income taxes	118	76
Net earnings including noncontrolling interests	340	230
Less: Net earnings (losses) attributable to noncontrolling interests	1	0
Net Earnings Attributable to Controlling Interests	$ 339	$ 230
Average number of shares outstanding - basic	576	595
Average number of shares outstanding - diluted	579	597
Earnings Per Share, Basic	$ 0.59	$ 0.39
Earnings Per Share, Diluted	0.59	0.39
Dividends per common share	$ 0.32	$ 0.30