Fair Value Measurements (Tables)

6 Months Ended

12 Months Ended

Dec. 31, 2011

Jun. 30, 2011

Schedule Of Fair Value Of Assets And Liabilities Measured On Recurring Basis


December 31, 2011	Fair Value Measurements Using Input Type
($ in millions)	Level 1		Level 2		Total
Assets:
Marketable securities
Municipal auction rate securities	$	—	$	5.0	$	5.0
Derivative financial instruments		—		4.8		4.8

Total assets	$	—	$	9.8	$	9.8


Liabilities:
Derivative financial instruments	$	—	$	40.7	$	40.7


June 30, 2011	Fair Value Measurements Using Input Type
($ in millions)	Level 1		Level 2		Total
Assets:
Marketable securities
Government agency bonds	$	13.7	$	—	$	13.7
Corporate bonds		15.1		—		15.1
Commercial paper		1.7		—		1.7
Municipal auction rate securities		—		5.3		5.3
Derivative financial instruments		—		20.0		20.0

Total assets	$	30.5	$	25.3	$	55.8


Liabilities:
Derivative financial instruments	$	—	$	14.1	$	14.1

Carrying Amounts And Estimated Fair Values Of Financial Instruments


	December 31, 2011				June 30, 2011
($ in millions)	Carrying Value		Fair Value		Carrying Value		Fair Value
Long-term debt, including current portion	$	407.4	$	407.3	$	507.8	$	515.9
Company-owned life insurance	$	11.3	$	11.3	$	11.4	$	11.4

- Definition

Tabular disclosure of the total amount of gains or losses for the period which are included in earnings or resulted in a change to net assets which gains or losses have arisen from the use of significant unobservable inputs (Level 3) to measure the fair value of assets and liabilities. Such gains or losses are attributable to the change in unrealized gains or losses relating to those assets and liabilities so valued which are still held at the reporting date and which change are also considered for disclosure; it may be expected that a description of where those unrealized gains or losses are reported in the statement of income or the statement of financial position would also be disclosed.

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