Earnings Per Share (Details) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Numerator:
Net earnings (loss) attributable to the Company	$ 75us-gaap_NetIncomeLoss	$ 184us-gaap_NetIncomeLoss	$ 184us-gaap_NetIncomeLoss
Denominator (in thousands):
Denominator for basic earnings per share - weighted average shares outstanding (in shares)	164,720	164,425	164,474
Effect of dilutive securities:
Stock options and other (in shares)	1,327	1,403	1,294
Denominator for diluted earnings per share - adjusted weighted average shares (in shares)	166,047	165,828	165,768
Basic earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.60	$ 1.22	$ 1.13
Loss from discontinued operations (in dollars per share)	$ (0.14)	$ (0.11)	$ (0.01)
Net earnings (in dollars per share)	$ 0.46us-gaap_EarningsPerShareBasic	$ 1.11us-gaap_EarningsPerShareBasic	$ 1.12us-gaap_EarningsPerShareBasic
Diluted earnings per share:
Earnings from continuing operations (in dollars per share)	$ 0.59	$ 1.22	$ 1.12
Gain (loss) from discontinued operations (in dollars per share)	$ (0.14)	$ (0.11)	$ (0.01)
Net earnings (in dollars per share)	$ 0.45us-gaap_EarningsPerShareDiluted	$ 1.11us-gaap_EarningsPerShareDiluted	$ 1.11us-gaap_EarningsPerShareDiluted
Weighted average shares of common stock attributable to options not included in diluted earnings per share (in shares)	1,143,933	1,315,216	2,125,963

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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