Earnings Per Share (Details) (USD $) In Millions, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Numerator:
Net earnings attributable to the Company	$ 73	$ 141	$ 145	$ 226
Net earnings attributable to participating securities				(1)
Numerator for basic earnings per share - income available to common share owners			$ 145	$ 225
Denominator (in thousands):
Denominator for basic earnings per share - weighted average shares outstanding (in shares)	163,633,000	163,501,000	163,494,000	165,431,000
Effect of dilutive securities:
Stock options and other (in shares)	2,638,000	2,958,000	2,699,000	3,124,000
Denominator for diluted earnings per share - adjusted weighted average shares outstanding (in shares)	166,271,000	166,459,000	166,193,000	168,555,000
Basic earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.43	$ 0.80	$ 0.87	$ 1.29
Earnings from discontinued operations (in dollars per share)	$ 0.01	$ 0.06	$ 0.01	$ 0.07
Net earnings (in dollars per share)	$ 0.44	$ 0.86	$ 0.88	$ 1.36
Diluted earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.42	$ 0.79	$ 0.86	$ 1.27
Earnings from discontinued operations (in dollars per share)	$ 0.01	$ 0.06	$ 0.01	$ 0.07
Net earnings (in dollars per share)	$ 0.43	$ 0.85	$ 0.87	$ 1.34
Weighted average shares of common stock attributable to options not included in diluted earnings per share (in shares)	603,341	687,254	532,689	541,173
Exchange price of 2015 exchangeable notes (in dollars per share)	$ 47.47		$ 47.47