Fair Value (Tables)

6 Months Ended

12 Months Ended

Jun. 30, 2011

Dec. 31, 2010

Fair Value [Abstract]

Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis [Table Text Block]

June 30, 2011	Level 1		Level 2		Level 3	Total
Assets:
Cash and cash equivalents	$	986.3				$	986.3
Short-term investments		17.0					17.0
Forward foreign exchange contracts			$	5.9			5.9
Available-for-sale securities		3.7					3.7
Liabilities:
Interest rate swaps			$	6.5		$	6.5

December 31, 2010	Level 1		Level 2		Level 3	Total
Assets:
Cash and cash equivalents	$	2,288.7				$	2,288.7
Short-term investments		11.3					11.3
Forward foreign exchange contracts			$	7.2			7.2
Available-for-sale securities		3.4					3.4
Liabilities:
Interest rate swaps			$	24.2		$	24.2

Carrying Amounts and Fair Value of Financial Instruments [Table Text Block]

	2011				2010
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Assets:
Cash and cash equivalents	$	986.3	$	986.3	$	2,288.7	$	2,288.7
Short-term investments		17.0		17.0		11.3		11.3
Forward foreign exchange contracts		5.9		5.9		7.2		7.2
Available-for-sale securities		3.7		3.7		3.4		3.4
Cost method investments		24.4		24.4		24.8		24.8
Liabilities:
Short-term borrowings	$	63.9	$	63.9	$	50.2	$	50.2
Interest rate swaps		6.5		6.5		24.2		24.2
Debt		3,149.2		3,381.7		3,126.0		3,328.0