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GOODWILL AND INTANGIBLE ASSETS Intangibles Gross (Details) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Gross value $ 330,920 $ 370,417
Accumulated amortization (179,758) (187,039)
Net book value of amortized intangible assets $ 151,162 $ 183,378