Pensions And Other Postretirment Benefits (Schedule Of Assumptions) (Details)	12 Months Ended
Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2010
Pensions And Other Postretirement Benefits [Abstract]
Benefit obligation, discount rate	4.00%	5.10%
Benefit obligation, expected return on plan assets	3.50%	4.00%
Benefit obligation, compensation increase rate	0.00%	1.00%
Net periodic benefit cost, discount rate	5.10%	5.00%	6.01%
Net periodic benefit cost, expected return on plan assets	4.00%	4.00%	4.30%
Net periodic benefit cost, compensation increase rate	1.00%	0.00%	2.00%

Defined Benefit Plan Assumptions Used Calculating Benefit Obligation Return On Plan Assets

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- Definition

The interest rate used to adjust for the time value of money for the plan.

+ References

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- Definition

Expected rate of compensation increases (for pay-related plans).

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The interest rate used to adjust for the time value of money.

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- Definition

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Glossary Expected Long-Term Rate of Return on Plan Assets

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- Definition

Expected rate of compensation increases (for pay-related plans).

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