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Summary Of Significant Accounting Policies (Policy)
6 Months Ended
Nov. 30, 2011
Summary Of Significant Accounting Policies [Abstract]  
Principles Of Consolidation
Estimates
Fair Value Of Financial Instruments
Cash And Cash Equivalents
Receivables
Environmental Liabilities
Legal Contingencies
Inventories
Long-lived Assets
Goodwill And Goodwill Impairment
Income Taxes
Real Estate And Investments
Deferred Other Charges
Deferred Other Charges. Deferred other charges totaled $20.5 million at November 30, 2011 and $19.5 million at May 31, 2011 and are composed primarily of debt issuance costs that totaled $13.8 million at November 30, 2011 and $13.2 million at May 31, 2011. The costs are amortized over the term of the related debt.
Other Credits
Asset Retirement Obligations
Accumulated Other Comprehensive Loss
Net Sales
Other Income
Restructuring Charges
Stock-Based Compensation
Earnings Per Share