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LONG-TERM DEBT AND CREDIT FACILITIES - Schedule of Derivative Financial Instruments (Details) - Interest Rate Swap - USD ($)
May 31, 2016
Aug. 28, 2015
May 31, 2015
Oct. 31, 2014
Debt Instrument [Line Items]        
Notional amount   $ 250,000,000   $ 500,000,000
Accounts payable and accrued liabilities        
Debt Instrument [Line Items]        
Interest rate swaps ($750 million notional) $ 10,775,000   $ 6,157,000  
Notional amount $ 750,000,000   $ 750,000,000