XML 73 R55.htm IDEA: XBRL DOCUMENT v3.20.4
COMMITMENTS AND CONTINGENCIES (Tables)
 12 Months Ended
Dec. 31, 2020
Commitments and Contingencies Disclosure [Abstract]  
Contractual commitments under non-cancelable operating leases and purchase contracts
The following table summarizes our contractual commitments under purchase contracts as of December 31, 2020:
Purchase Commitments
($ in millions)
2021$722.8 
2022657.4 
2023657.4 
2024651.3 
2025541.2 
Thereafter2,390.6 
Total commitments$5,620.7