GOODWILL AND INTANGIBLE ASSETS - Schedule of Intangible Assets (Details) $ in Thousands	9 Months Ended
	Sep. 26, 2021 USD ($)
Accumulated Amortization Rollforward [Roll Forward]
Amortization	$ (17,486)
Intangible Assets (Excluding Goodwill) Rollforward [Rollforward]
Intangible assets, net, beginning balance	589,913
Additions	453,068
Currency Translation	3,169
Intangible assets, net, ending balance	1,028,664
Trade names
Indefinite-lived Intangible Assets [Rollforward]
Indefinite-lived intangible assets, beginning balance	405,240
Additions	57,349
Currency Translation	3,257
Indefinite-lived intangible assets, ending balance	465,846
Trade names
Finite-lived Intangible Assets [Rollforward]
Finite-lived intangible assets, beginning balance	78,343
Additions	0
Currency Translation	0
Finite-lived intangible assets, ending balance	78,343
Accumulated Amortization Rollforward [Roll Forward]
Finite-lived intangible assets, accumulated amortization, beginning balance	(47,486)
Amortization	(1,476)
Currency Translation	0
Finite-lived intangible assets, accumulated amortization, ending balance	(48,962)
Customer relationships
Finite-lived Intangible Assets [Rollforward]
Finite-lived intangible assets, beginning balance	297,062
Additions	395,719
Currency Translation	195
Finite-lived intangible assets, ending balance	692,976
Accumulated Amortization Rollforward [Roll Forward]
Finite-lived intangible assets, accumulated amortization, beginning balance	(143,246)
Amortization	(16,010)
Currency Translation	(283)
Finite-lived intangible assets, accumulated amortization, ending balance	(159,539)
Non-compete agreements
Finite-lived Intangible Assets [Rollforward]
Finite-lived intangible assets, beginning balance	320
Additions	0
Currency Translation	0
Finite-lived intangible assets, ending balance	320
Accumulated Amortization Rollforward [Roll Forward]
Finite-lived intangible assets, accumulated amortization, beginning balance	(320)
Amortization	0
Currency Translation	0
Finite-lived intangible assets, accumulated amortization, ending balance	$ (320)