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GOODWILL (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Goodwill [Line Items]
Goodwill	$ 3,118,818		$ 3,118,818		$ 1,759,040
Goodwill, Foreign Currency Translation Gain (Loss)			(6,412)
Goodwill, Acquired During Period			1,366,190
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	2,402,355		2,402,355		567,717
Finite-Lived Intangible Assets, Accumulated Amortization	(323,887)		(323,887)		(280,442)
Finite-Lived Intangible Assets, Net	2,078,468		2,078,468		287,275
Finite-Lived Intangible Asset, Expected Amortization, Year One	26,960		26,960
Finite-Lived Intangible Asset, Expected Amortization, Year Two	100,459		100,459
Finite-Lived Intangible Asset, Expected Amortization, Year Three	96,608		96,608
Finite-Lived Intangible Asset, Expected Amortization, Year Four	95,288		95,288
Finite-Lived Intangible Asset, Expected Amortization, Year Five	91,870		91,870
Finite-Lived Intangible Asset, Expected Amortization, after Year Five	834,758		834,758
Amortization of Intangible Assets	27,300	$ 8,600	45,900	$ 25,700
Finite-Lived Intangible Asset, Expected Amortization, Year Three	96,608		96,608
Finite-Lived Intangible Asset, Expected Amortization, Year Four	95,288		95,288
Finite-Lived Intangible Asset, Expected Amortization, Year Five	91,870		91,870
Finite-Lived Intangible Asset, Expected Amortization, after Year Five	834,758		834,758
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	24,894		24,894		24,800
Finite-Lived Intangible Assets, Accumulated Amortization	(10,961)		(10,961)		(9,319)
Finite-Lived Intangible Assets, Net	13,933		$ 13,933		15,481
Trademarks [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Trademarks [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			15 years
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	4,342		$ 4,342		196
Finite-Lived Intangible Assets, Accumulated Amortization	(694)		(694)		(180)
Finite-Lived Intangible Assets, Net	3,648		$ 3,648		16
Noncompete Agreements [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			2 years
Noncompete Agreements [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			5 years
Customer Relationships [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	1,455,003		$ 1,455,003		358,341
Finite-Lived Intangible Assets, Accumulated Amortization	(237,896)		(237,896)		(201,962)
Finite-Lived Intangible Assets, Net	1,217,107		$ 1,217,107		156,379
Customer Relationships [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Customer Relationships [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			20 years
Distribution Rights [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Gross	37,281		$ 37,281		37,371
Finite-Lived Intangible Assets, Accumulated Amortization	(27,031)		(27,031)		(25,294)
Finite-Lived Intangible Assets, Net	10,250		$ 10,250		12,077
Distribution Rights [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Distribution Rights [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			19 years
Patents [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Finite-Lived Intangible Assets, Gross	48,310		$ 48,310		48,310
Finite-Lived Intangible Assets, Accumulated Amortization	(47,305)		(47,305)		(43,687)
Finite-Lived Intangible Assets, Net	1,005		1,005		4,623
EES
Goodwill [Line Items]
Goodwill	809,934		809,934		573,447
Goodwill, Foreign Currency Translation Gain (Loss)			(9,137)
Goodwill, Acquired During Period			245,624
CSS
Goodwill [Line Items]
Goodwill	1,094,056		1,094,056		235,711
Goodwill, Foreign Currency Translation Gain (Loss)			858,022
Goodwill, Acquired During Period			323
UBS
Goodwill [Line Items]
Goodwill	1,214,828		1,214,828		949,882
Goodwill, Foreign Currency Translation Gain (Loss)			262,544
Goodwill, Acquired During Period			2,402
Trademarks [Member]
Finite-Lived Intangible Assets [Line Items]
Indefinite-lived Intangible Assets (Excluding Goodwill)	$ 832,525		$ 832,525		$ 98,699

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