Quarterly report pursuant to Section 13 or 15(d)

Long-Term Indebtedness (Details)

v3.6.0.2
Long-Term Indebtedness (Details) - USD ($)
$ in Thousands
Nov. 30, 2016
Aug. 31, 2016
Debt Instrument [Line Items]    
Total Senior Indebtedness $ 580,559 $ 584,309
Less: Current maturities of long-term debt (22,500) (18,750)
Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, Net (3,690)  
Total long-term debt, less current maturities 554,369 561,681
Line of Credit    
Debt Instrument [Line Items]    
Total Senior Indebtedness 292,500 296,250
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 292,500 296,250
Senior Notes | 5.625% Senior Notes    
Debt Instrument [Line Items]    
Senior Notes, Noncurrent $ 288,059 $ 288,059