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Other Long-Term Liabilities (Details) (USD $)
In Millions, unless otherwise specified
Jun. 30, 2011
Jun. 30, 2010
Other Long Term Liabilities (Textuals) [Abstract]    
Unaccrued maximum of the estimated range of possible outcomes is higher than the minimum $ 100.5  
Accruals for extended environmental-related activities 87.5 92.8
Estimated costs of current investigation and remediation activities included in other accruals 60.0 64.7
Number of manufacturing sites account for major accrual for environmental-related activities 4  
Accruals for environmental-related activities of four sites 108.9  
Accruals for environmental-related activities, percentage of four sites of total accrual 73.80%  
Unaccrued maximum estimated range of four sites 70.5  
Unaccrued maximum estimated range of four sites, percentage 70.10%  
Aggregate unaccrued maximum estimated range of four sites $ 100.5