QUARTERLY DATA (UNAUDITED) (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 27, 2020	Jun. 28, 2020	Mar. 29, 2020	Dec. 31, 2019	Sep. 29, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Quarterly Financial Information Disclosure [Abstract]
Net revenues	$ 711,179	$ 628,301	$ 567,034	$ 630,642	$ 680,952	$ 648,319	$ 652,507	$ 613,584	$ 2,537,156	$ 2,595,362	$ 2,448,383
Gross profit	383,554	329,324	278,372	333,624	377,722	355,075	352,238	323,970	1,324,874	1,409,005	1,302,816
Income from continuing operations before interest,loss on extinguishment of debt and taxes	95,080	132,092	38,810	157,086	126,932	117,621	107,458	75,243	423,068	427,254	321,704
Income from continuing operations	76,601	116,605	11,443	131,152	107,806	228,929	83,328	41,918	335,801	461,981	196,432
(Loss) income from discontinued operations	(470)	(18)	13	(2)	459	0	47	(1,021)	(477)	(515)	4,370
Net income	$ 76,131	$ 116,587	$ 11,456	$ 131,150	$ 108,265	$ 228,929	$ 83,375	$ 40,897	$ 335,324	$ 461,466	$ 200,802
Basic:
Income from continuing operations (in dollars per share)	$ 1.64	$ 2.51	$ 0.25	$ 2.83	$ 2.33	$ 4.95	$ 1.80	$ 0.91	$ 7.22	$ 10.00	$ 4.30
Loss from discontinued operations (in dollars per share)	(0.01)	0	0	0	0.01	0	0.01	(0.02)	(0.01)	(0.01)	0.09
Net income (in dollars per share)	1.63	2.51	0.25	2.83	2.34	4.95	1.81	0.89	7.21	9.99	4.39
Diluted:
Income from continuing operations (in dollars per share)	1.62	2.46	0.24	2.78	2.28	4.85	1.77	0.89	7.10	9.81	4.20
Loss from discontinued operations (in dollars per share)	(0.01)	0	0	0	0.01	0	0	(0.02)	(0.01)	(0.01)	0.09
Net income (loss), diluted (in dollar per share)	$ 1.61	$ 2.46	$ 0.24	$ 2.78	$ 2.29	$ 4.85	$ 1.77	$ 0.87	$ 7.09	$ 9.80	$ 4.29
Reclassification [Line Items]
Intangible asset amortization expense									$ 158,685	$ 149,974	$ 149,486
Cost of Sales
Reclassification [Line Items]
Intangible asset amortization expense									$ 84,400
Revision of Prior Period, Adjustment | Cost of Sales
Reclassification [Line Items]
Intangible asset amortization expense					$ 20,500	$ 20,600	$ 20,700	$ 20,800		82,600	81,600
Revision of Prior Period, Adjustment | Selling, General and Administrative Expenses
Reclassification [Line Items]
Intangible asset amortization expense					$ (20,500)	$ (20,600)	$ (20,700)	$ (20,800)		$ (82,600)	$ (81,600)