Long-Term Debt - Summary of Senior Debt (Parenthetical) (Details) - Term Loan Due May 2019 [Member] $ in Millions	Nov. 30, 2015 USD ($)
Debt Instrument [Line Items]
Term loan, bearing interest at variable rates	2.33%
Quarterly installments of term loan, bearing interest at variable rates, amount	$ 1.3

The interest rate applicable to the portion of the carrying amount of long-term borrowings outstanding as of the balance sheet date, including current maturities, which accrues interest at a rate subject to change from time to time.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.22(a)(1))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant