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Long-Term Indebtedness (Details) - USD ($) $ in Thousands | Nov. 30, 2017 | Aug. 31, 2017
--- | --- | ---
Debt Instrument [Line Items] |  |
Total Senior Indebtedness | $ 557,559 | $ 565,059
Less: Current maturities of long-term debt | (30,000) | (30,000)
Deferred Finance Costs, Own-share Lending Arrangement, Issuance Costs, Net | (2,930) | (3,119)
Long-term debt | 524,629 | 531,940
Line of Credit |  |
Debt Instrument [Line Items] |  |
Total Senior Indebtedness | 270,000 | 277,500
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 | 270,000 | 277,500
Senior Notes | 5.625% Senior Notes |  |
Debt Instrument [Line Items] |  |
Senior Notes, Noncurrent | $ 287,600 | $ 287,600

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- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=64930785&loc=d3e28555-108399 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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