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Accumulated Other Comprehensive Income (Additional Information) (Details 2) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Nov. 30, 2017
Nov. 30, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Net tax benefit (expense) of foreign currency translation adjustment component of accumulated other comprehensive income $ 0  
Amounts reclassified from AOCI (5,191)  
Net tax benefit (expense) of available for sale securities component of AOCI 0  
Derivative instruments    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Amounts reclassified from AOCI [1] (5,191)  
Income Tax Expense [Member] | Derivative instruments    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Amounts reclassified from AOCI $ (3,500)  
Income Tax Expense [Member] | Derivative instruments | Expected over next twelve months    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Amounts reclassified from AOCI   $ (11,300)
[1]

(2) $ 3.5 million of AOCI reclassified into earnings during the three months ended November 30, 2017 for derivative instruments was classified as a component reduction of income tax expense . The remaining amount reclassified into earnings was primarily classified as a component of cost of re venue. $ 11.3 million e xpected to be reclassified into earnings during the next 12 months will be classified as a component reduction of income tax expense . The remaining amount expected to be reclassified into earnings will be classified as a component of cost of revenue. The annual tax benefit (expense) for unrealized gains on derivative instruments is not material for the three months ended November 30, 2017 .