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Earnings Per Share (Narrative) (Details) (USD $)	12 Months Ended
Earnings Per Share (Narrative) (Details) (USD $)	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Income (Loss) from Continuing Operations	$ 213,323,000	$ 23,216,000	$ (27,907,000)
Effect of dilutive securities	1,738,000	1,822,000	0
Dilutive shares	236,735,000	239,794,000	248,349,000
Parent Company [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Income (Loss) from Continuing Operations	$ 219,500,000	$ 29,100,000	$ (27,900,000)
Employee Stock Options [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options, weighted average exercise price	$ 23.46	$ 21.95	$ 22.07
Shares excluded from computation of earnings per share	4,600,000	7,900,000	10,000,000
Other Equity Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Shares excluded from computation of earnings per share			3,500,000

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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- Definition

Amount of income (loss) from continuing operations attributable to the parent. Also defined as revenue less expenses and taxes from ongoing operations before extraordinary items but after deduction of those portions of income or loss from continuing operations that are allocable to noncontrolling interests.

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