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GOODWILL AND INTANGIBLES - INDEFINITE LIVED INTANGIBLE ASSETS (Details)
$ in Millions
9 Months Ended
Sep. 30, 2021
USD ($)
Indefinite-lived Intangible Assets  
Changes to the carrying amount of indefinite-lived intangible asset $ 0.0
MGU | Trade name  
Indefinite-lived Intangible Assets  
Indefinite-lived intangible asset $ 5.7