SEGMENT REPORTING - Reconciliation of Company's Primary Measure of Segment Profitability (EBITA) to Income from Operations (Detail) - USD ($) $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Segment Reporting [Abstract]
Adjusted EBITA	$ 170,370	$ 180,352
Intangible amortization expenses (see Note 10)	(29,089)	(18,274)	$ (129,300)
Acquisition and integration expenses (see Note 3)	(19,820)	(22,258)
Litigation and professional services expenses (b)	(3,620)	(1,300)
Restructuring, contract exit and plant conversion expenses (see Note 4)	(2,891)	(241)
Change in fair value of contingent consideration (see Note 9)	(401)	2,644
Income from Operations	$ 114,549	$ 140,923