FAIR VALUE (FAIR VALUE ASSETS AND LIABILITIES) (DETAILS) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
Liabilities [Abstract]
Contingent consideration	$ (7,802)	$ (13,450)
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Assets [Abstract]
Derivative assets, net	0
Total assets	0
Liabilities [Abstract]
Deferred compensation plan liability	0
Derivative instruments, net	0
Contingent consideration	0
Total liabilities	0
Significant Other Observable Inputs (Level 2) [Member]
Assets [Abstract]
Derivative assets, net	0
Total assets	0
Liabilities [Abstract]
Deferred compensation plan liability	(10,221)	$ (9,821)
Derivative instruments, net	(30,301)	$ (44,000)
Contingent consideration	0
Total liabilities	(40,522)	$ (53,821)
Significant Unobservable Inputs (Level 3) [Member]
Assets [Abstract]
Derivative assets, net	0
Total assets	0
Liabilities [Abstract]
Deferred compensation plan liability	0
Derivative instruments, net	0
Contingent consideration	(7,802)	$ (13,450)
Total liabilities	$ (7,802)	$ (13,450)