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DERIVATIVE FINANCIAL INSTRUMENTS AND HEDGING ACTIVITIES (Narrative) (Details)
$ in Millions
9 Months Ended
Sep. 30, 2019
USD ($)
Derivatives designated as cash flow hedges: | Designated as Hedging Instrument  
Derivative [Line Items]  
AOCI gain (loss) balance expected to be reclassified in next twelve months, net of tax $ (2.5)
New Zealand JV | Forecasted Sales and Purchases, term 1  
Derivative [Line Items]  
Length of time, foreign currency cash flow hedge 12 months
New Zealand JV | Minimum  
Derivative [Line Items]  
Percent of forecast sales and purchases hedged for 12 months 50.00%
Percent of forecast sales and purchases hedged for three to 12 months 25.00%
New Zealand JV | Minimum | Forecasted Sales and Purchases, term 1  
Derivative [Line Items]  
Length of time, foreign currency cash flow hedge 3 months
New Zealand JV | Minimum | Forecasted Sales and Purchases, term 2  
Derivative [Line Items]  
Length of time, foreign currency cash flow hedge 12 months
New Zealand JV | Maximum  
Derivative [Line Items]  
Percent of forecast sales and purchases hedged for 12 months 90.00%
Percent of forecast sales and purchases hedged for three to 12 months 75.00%
Percent of forecast sales and purchases hedged for 12 to 18 months 75.00%
New Zealand JV | Maximum | Forecasted Sales and Purchases, term 2  
Derivative [Line Items]  
Length of time, foreign currency cash flow hedge 18 months