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DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES - Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2019
May 28, 2019
Interest Expense | Interest rate swap      
Derivative [Line Items]      
Net interest income $ 34 $ 34  
Designated as Hedging Instrument | Interest rate swap      
Derivative [Line Items]      
Notional amount of derivatives     $ 108,569
Designated as Hedging Instrument | Cross-currency swap      
Derivative [Line Items]      
Notional amount of derivatives     $ 108,569