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ASSET RETIREMENT OBLIGATIONS - Narrative (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Schedule of Asset Retirement Obligation [Line Items]      
Asset retirement obligations $ 502.7 $ 500.1 $ 499.7
CYAPC and YAEC      
Schedule of Asset Retirement Obligation [Line Items]      
Asset retirement obligations $ 320.5 $ 325.9