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COMMITMENTS AND CONTINGENCIES (Tables)
 12 Months Ended
Dec. 31, 2023
Commitments and Contingencies Disclosure [Abstract]  
Contractual commitments under non-cancelable purchase contracts
The following table summarizes our contractual commitments under purchase contracts as of December 31, 2023:
Purchase Commitments
Future Contractual Purchase Commitments($ in millions)
2024$564.4 
2025564.8 
2026381.1 
2027370.8 
2028367.6 
Thereafter2,842.5 
Total purchase commitments$5,091.2