Consolidated Statements Of Earnings - USD ($) shares in Millions, $ in Millions	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Income Statement [Abstract]
Revenues	$ 14,384	$ 17,506
Cost of Revenue	13,588	16,404
Gross Profit	796	1,102
Selling, general, and administrative expenses	475	498
Asset impairment, exit, and restructuring costs	13	0
Interest expense	70	81
Equity in earnings of unconsolidated affiliates	(65)	(139)
Interest income	(22)	(18)
Other Income (Expense)	19	(10)
Earnings Before Income Taxes	306	690
Income taxes	76	197
Net earnings including noncontrolling interests	230	493
Less: Net earnings (losses) attributable to noncontrolling interests	0	0
Net Earnings Attributable to Controlling Interests	$ 230	$ 493
Average number of shares outstanding - basic	595	636
Average number of shares outstanding - diluted	597	639
Earnings Per Share, Basic	$ 0.39	$ 0.78
Earnings Per Share, Diluted	0.39	0.77
Dividends per common share	$ 0.30	$ 0.28