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SIGNIFICANT ACCOUNTING POLICIES (Textual) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract]      
Maximum period for which derivative contracts cover currency and commodity exposures (in years) 2 years    
Product Warranties      
Period of warranty services (in years) 3 years    
Stock-Based Compensation      
Anti-dilutive shares excluded from the calculation of diluted earnings per share (in shares) 774,502 522,471 260,090
Research and Development      
Research and development costs $ 44,720 $ 47,182 $ 43,256
Bonus      
Costs related to the Company's discretionary employee bonus programs 83,620 98,651 $ 128,478
Inventories      
Inventory Valuation Reserves 19,252 19,198  
Prepaid Expense, Current [Abstract]      
Prepaid Expense, Current $ 12,139 $ 11,624