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OTHER INTANGIBLE ASSETS, NET (Narrative) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 41,902 $ 17,187 $ 12,528
Other Intangible Assets [Member]      
Finite-Lived Intangible Assets [Line Items]      
Amortization expense $ 118,337 58,968 $ 40,055
Reduction to original amounts of intangible assets   $ 9,677