Derivative Financial Instruments (Fair And Notional Values Of Derivative Financial Instruments) (Details) (USD $) In Millions	Jun. 30, 2011	Dec. 31, 2010
Asset Fair Value	$ 12.6	$ 25.7
Liability Fair Value	(230.6)	(126.3)
Maximum [Member] \| GSI Facility [Member]
Facility Commitment Amount	2,125.0
Qualifying Hedges [Member]
Notional Amount	2,085.6	1,931.7
Asset Fair Value	0.7	7.7
Liability Fair Value	(136.6)	(74.5)
Qualifying Hedges [Member] \| Cross Currency Swaps [Member]
Notional Amount	429.1	414.7
Asset Fair Value	0	0.8
Liability Fair Value	(26.0)	(12.1)
Qualifying Hedges [Member] \| Foreign Currency Forward Exchange - Cash Flow Hedges [Member]
Notional Amount	164.2	183.6
Asset Fair Value	0	6.4
Liability Fair Value	(6.1)	(1.4)
Qualifying Hedges [Member] \| Foreign Currency Forward Exchange Net Investment Hedges [Member]
Notional Amount	1,492.3	1,333.4
Asset Fair Value	0.7	0.5
Liability Fair Value	(104.5)	(61.0)
Non-Qualifying Hedges [Member]
Notional Amount	6,464.0	6,373.8
Asset Fair Value	12.6	25.7
Liability Fair Value	(230.6)	(126.3)
Non-Qualifying Hedges [Member] \| Cross Currency Swaps [Member]
Notional Amount	1,380.8	1,330.3
Asset Fair Value	0	14.2
Liability Fair Value	(91.2)	(38.4)
Non-Qualifying Hedges [Member] \| Interest Rate Swaps [Member]
Notional Amount	916.4	1,046.8
Asset Fair Value	1.9	4.5
Liability Fair Value	(39.7)	(37.7)
Non-Qualifying Hedges [Member] \| Written Options [Member]
Notional Amount	37.0	273.8
Asset Fair Value	0	0
Liability Fair Value	0	0
Non-Qualifying Hedges [Member] \| Purchased Options [Member]
Notional Amount	931.0	903.0
Asset Fair Value	1.8	2.7
Liability Fair Value	0	0
Non-Qualifying Hedges [Member] \| Foreign Currency Forward Exchange Contracts [Member]
Notional Amount	2,157.3	2,210.0
Asset Fair Value	8.9	4.3
Liability Fair Value	(99.7)	(50.2)
Non-Qualifying Hedges [Member] \| TRS [Member]
Notional Amount	1,041.5	609.9
Asset Fair Value	0	0
Liability Fair Value	0	0
GSI Facility [Member]
Notional Amount	1,041.5	609.9
Actual Adjusted Qualifying Borrowing Base Outstanding	$ 1,083.5	$ 1,515.1

Actual Adjusted Qualifying Borrowing Base Outstanding

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- Definition

Facility Commitment Amount

+ Details

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- Definition

Fair values as of the balance sheet date of all assets resulting from contracts that meet the criteria of being accounted for as derivative instruments, net of the effects of master netting arrangements.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name FASB Staff Position (FSP)
-Number FIN39-1
-Paragraph 10A, 10B

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Statement of Financial Accounting Standard (FAS)
-Number 133
-Paragraph 4, 17

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Fair values as of the balance sheet date of all liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments, net of the effects of master netting arrangements.

+ References

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- Definition

Aggregate notional amount of all derivatives. The notional amount relates to a number of currency units, shares, bushels, pounds, or other units specified in a derivative instrument.

+ Details

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