Fair Value Measurements (Tables)

6 Months Ended

Jun. 30, 2011

Financial Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following table presents financial assets and liabilities measured at fair value on a recurring basis by the valuation hierarchy as defined in the fair value guidance:

In millions	Level 1			Level 2			Level 3	Carrying Value
June 30, 2011
Cash equivalents	$	307.5						$	307.5
Investments		151.8	*						151.8
Derivative assets		127.3	*	$	81.0				208.3
Total assets at fair value	$	586.6		$	81.0			$	667.6
Derivative liabilities				$	(15.8	)		$	(15.8	)
Total liabilities at fair value				$	(15.8	)		$	(15.8	)
December 31, 2010
Cash equivalents	$	722.5						$	722.5
Investments		131.6	*						131.6
Derivative assets		104.4	*	$	88.5				192.9
Total assets at fair value	$	958.5		$	88.5			$	1,047.0
Derivative liabilities				$	(8.4	)		$	(8.4	)
Total liabilities at fair value				$	(8.4	)		$	(8.4	)

* Includes investments and derivatives that hedge market-driven changes in liabilities associated with the Company’s supplemental benefit plans.