Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Numerator:
Net earnings attributable to the Company	$ 105	$ 40	$ 172	$ 111
Denominator (in thousands):
Denominator for basic earnings per share - weighted average shares outstanding (in shares)	161,945,000	160,992,000	161,574,000	161,566,000
Effect of dilutive securities:
Stock options and other (in shares)	875,000	915,000	733,000	1,028,000
Denominator for diluted earnings per share - adjusted weighted average shares outstanding (in shares)	162,820,000	161,907,000	162,307,000	162,594,000
Basic earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.66	$ 0.26	$ 1.08	$ 0.70
Loss from discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.02)	(0.01)
Net earnings (in dollars per share)	0.65	0.25	1.06	0.69
Diluted earnings per share:
Earnings from continuing operations (in dollars per share)	0.65	0.26	1.07	0.69
Loss from discontinued operations (in dollars per share)	(0.01)	(0.01)	(0.02)	(0.01)
Net earnings (in dollars per share)	$ 0.64	$ 0.25	$ 1.05	$ 0.68
Weighted average shares of common stock attributable to options not included in diluted earnings per share (in shares)	2,939,441	1,750,300	2,955,064	1,774,616