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DERIVATIVES AND RISK MANAGEMENT (Derivative Instruments Designated and Qualifying as Cash Flow Hedges) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Oct. 01, 2016
Sep. 30, 2017
Oct. 01, 2016
Forward Contracts | Forward contracts designated as cash flow hedging instruments | Cash flow hedges        
Effective portion of gains and losses on derivative instruments        
Total gain (loss) reclassified from accumulated other comprehensive income (loss) $ (4,133) $ 1,907 $ 36 $ 6,858
Forward Contracts | Forward contracts not designated as hedging instruments        
Effective portion of gains and losses on derivative instruments        
Total gain (loss) recognized in income (12) 75 170 (222)
Interest Rate Swaps | Forward contracts designated as cash flow hedging instruments | Cash flow hedges        
Effective portion of gains and losses on derivative instruments        
Total gain (loss) reclassified from accumulated other comprehensive income (loss) $ (16) $ (263) $ (257) $ (846)