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COMMITMENTS AND CONTINGENCIES - SCHEDULE OF PURCHASE OBLIGATIONS COVERED BY PUTCHASE AGREEMENTS WITH VARIOUS SUPPLIERS FUTURE MATURTY SCHEDULE (Details) - Inventories
$ in Millions
Dec. 31, 2019
USD ($)
Unrecorded Unconditional Purchase Obligation, Fiscal Year Maturity [Abstract]  
2020 $ 1,511.1
2021 813.0
2022 0.7
2023 0.0
2024 $ 0.0