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RETIREMENT AND POSTRETIREMENT BENEFIT PLANS (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Service cost $ 4,116 $ 4,693 $ 12,985 $ 15,153
Interest cost 5,906 6,494 17,935 27,238
Expected return on plan assets (8,850) (9,003) (26,608) (40,983)
Amortization of prior service cost (98) (157) (296) (469)
Amortization of net loss 2,142 2,886 8,456 [1] 14,578
Defined Benefit Plan, Net Gain (Loss) Due to Settlements 0 (136,331) 0 (136,331)
Defined benefit plans 3,216 141,244 12,472 151,848
Multi-employer plans 192 196 587 624
Defined contribution plans 2,244 1,904 6,405 7,865
Total pension cost $ 5,652 $ 143,344 19,464 $ 160,337
Voluntarily contribution to defined benefit plans in United States     20,086  
VENEZUELA        
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]        
Amortization of net loss     $ 959  
[1] The amortization of net loss includes a $959 charge resulting from the deconsolidation of the Venezuelan subsidiary during the nine months ended September 30, 2016.