Quarterly report pursuant to Section 13 or 15(d)

Long-Term Indebtedness (Details)

v2.4.0.8
Long-Term Indebtedness (Details) (USD $)
In Thousands, unless otherwise specified
May 31, 2013
Aug. 31, 2012
Debt Instrument [Line Items]    
Total Senior Indebtedness $ 392,500 $ 397,500
Less: current maturities of long-term debt (10,000) (7,500)
Total long-term debt, less current maturities 382,500 390,000
Line of Credit
   
Debt Instrument [Line Items]    
Total Senior Indebtedness 92,500 97,500
Line of Credit | Senior Credit Facility - Revolver
   
Debt Instrument [Line Items]    
Total Senior Indebtedness 0 0
Line of Credit | Senior Credit Facility - Term Loan
   
Debt Instrument [Line Items]    
Total Senior Indebtedness 92,500 97,500
Senior Notes | 5.625% Senior Notes
   
Debt Instrument [Line Items]    
Total Senior Indebtedness $ 300,000 $ 300,000