ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) (Reclassifications From Accumulated Other Comprehensive Income) (Details) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Amount Reclassified from Accumulated Other Comprehensive Income
Interest expense									$ 35,237	$ 34,615	$ 21,029
Net loss on derivatives									(2,643)	(5,596)	(4,797)
Miscellaneous, net									(2,782)	(163)	1,966
Total before tax									(280,497)	(294,571)	(286,301)
Tax benefit									74,893	95,276	94,677
Total reclassifications for the period	$ (49,581)	$ (53,098)	$ (59,048)	$ (43,863)	$ (43,391)	$ (53,247)	$ (57,539)	$ (45,171)	(205,590)	(199,348)	(191,658)
Amount Reclassified from Accumulated Other Comprehensive Income
Amount Reclassified from Accumulated Other Comprehensive Income
Total reclassifications for the period									3,050	4,857	2,522
Defined Benefit Pension Plans | Amount Reclassified from Accumulated Other Comprehensive Income
Amount Reclassified from Accumulated Other Comprehensive Income
Amortization of net loss									4,823	7,216	4,083
Amortization of prior service cost									350	256	313
Total before tax									5,173	7,472	4,396
Tax benefit									(1,781)	(2,640)	(1,558)
Total reclassifications for the period									3,392	4,832	2,838
Foreign Currency | Amount Reclassified from Accumulated Other Comprehensive Income
Amount Reclassified from Accumulated Other Comprehensive Income
Miscellaneous, net									(368)		(340)
Total before tax									(368)		(340)
Total reclassifications for the period									(368)		(340)
Other | Treasury locks | Amount Reclassified from Accumulated Other Comprehensive Income
Amount Reclassified from Accumulated Other Comprehensive Income
Interest expense									40	39	38
Total before tax									40	39	38
Tax benefit									(14)	(14)	(14)
Total reclassifications for the period									$ 26	$ 25	$ 24