GOODWILL AND OTHER INTANGIBLE ASSETS - Summary of Intangible Assets (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Finite-lived intangibles
Accumulated Amortization	$ (185,934)	$ (156,879)
Finite-lived intangible assets, net	108,266
Indefinite-lived intangibles
Total intangibles, Cost	304,675	247,810
Total intangibles, Net	118,741	90,931
Trademarks
Indefinite-lived intangibles
Indefinite-lived intangibles	10,475	10,475
Customer relationships
Finite-lived intangibles
Finite-lived intangibles, Cost	294,200	237,335
Accumulated Amortization	(185,934)	(156,879)
Finite-lived intangible assets, net	$ 108,266	$ 80,456

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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