Share-Based Compensation (Details Textual) (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended	9 Months Ended		1 Months Ended
Sep. 30, 2011	Sep. 30, 2010	Sep. 30, 2011 Regions Year SwapAgreements Country Distributors Contract	Sep. 30, 2010	Dec. 31, 2010	Aug. 31, 2011 Stock Appreciation Rights (SARs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Company granted SARS subject to service, market and performance			2,081			900
Share-Based Compensation (Textual) [Abstract]
Share-based compensation expense	$ 6.1	$ 6.1	$ 17.2	$ 16.9
Unrecognized compensation cost on nonvested stock awards	47.3		47.3
Unrecognized compensation cost on nonvested stock awards, weighted-average period of recognition			2.0
Weighted-average grant date fair value, stock awards granted	$ 17.40	$ 11.02	$ 19.63	$ 9.31
Total intrinsic value of awards exercised for options and SARs.	36.8	25.8	100.9	39.3
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Total Fair Value	0.5	0.4	8.1	7.3
Unrealized excess tax benefits	$ 12.6		$ 12.6		$ 8.7

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Intrinsic value of awards exercised for options and Sars.

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Share based compensation arrangement by share based payment award options and appreciation rights grants in period.

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Share-based compensation arrangement by share-based payment awards grants in period weighted average grant date fair value.

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Share-based compensation.

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Unrealized excess tax benefits.

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- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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As of the balance sheet date, the aggregate unrecognized cost of equity-based awards made to employees under equity-based compensation awards that have yet to vest.

+ References

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- Definition

The total fair value of equity-based awards for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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