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LONG-TERM DEBT LIABILITIES - Senior Unsecured Debt (Details) - USD ($)
$ in Millions
6 Months Ended 12 Months Ended
Dec. 01, 2016
Dec. 31, 2011
Debt Instrument [Line Items]    
DebtInstrumentIncreaseAccruedInterest $ 11.6  
Call Premium on Senior Debt $ 5.8  
Senior Unsecured Debt    
Debt Instrument [Line Items]    
Senior Notes   $ 220.0
Net Proceeds   212.7
Debt Instrument Original Issue Discount   2.9
Deferred Finance Costs, Current, Net   $ 6.1
Debt Instrument, Interest Rate, Stated Percentage 10.50%