Commitments And Contingencies (Details) (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | |||
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Nov. 30, 2011
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May 31, 2011
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May 31, 2012
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May 31, 2011
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Aug. 31, 2011
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Commitments And Contingencies [Abstract] | |||||
Environmental remediation expense | $ 7,200 | $ 462 | $ 7,225 | $ 1,175 | |
Total environmental remediation liabilities | 1,518 | 7,759 | 1,518 | 1,540 | |
Other current liabilities | 1,518 | 2,559 | 1,518 | 1,540 | |
Other noncurrent liabilities | $ 5,200 |
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- Definition
Undiscounted amount of the accrual for environmental loss contingencies. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable in twelve months or in the next operating cycle if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition
Carrying value of the obligation (known or estimated) arising from requirements to perform activities to remediate one or more sites, payable after twelve months or beyond the next operating cycle if longer. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Details
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- Definition
The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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