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DERIVATIVE AND HEDGING INSTRUMENTS - Summary of Derivative and Financial Instruments Designated as Hedging Instruments (Details)
$ in Thousands
Sep. 30, 2017
USD ($)
instrument
Dec. 31, 2016
USD ($)
Derivatives, Fair Value [Line Items]    
Derivative Asset $ 20,273 $ 11,240
Derivative Liability 0 716
Designated as Hedging Instrument [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Asset 19,784 11,240
Derivative Liability $ 100,225 93,716
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Accounts receivable, prepaid expenses and other assets, net [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Asset, Count | instrument 12  
Derivative Asset $ 18,957 8,083
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member] | Cash Flow Hedging [Member] | Accounts payable and accrued liabilities [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Liability, Count | instrument 0  
Derivative Liability $ 0 716
Designated as Hedging Instrument [Member] | Cross Currency Interest Rate Swaps [Member] | Net Investment Hedging [Member] | Accounts receivable, prepaid expenses and other assets, net [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Asset, Count | instrument 2  
Derivative Asset $ 827 3,157
Designated as Hedging Instrument [Member] | CAD Term Loan [Member] | Net Investment Hedging [Member] | Term loans, net [Member]    
Derivatives, Fair Value [Line Items]    
Derivative Liability, Count | instrument 1  
Derivative Liability $ 100,225 $ 93,000