v3.26.3
Schedule of Change in Asset Retirement Obligations (Tables)
9 Months Ended
Sep. 30, 2026
Asset Retirement Obligation Disclosure [Abstract]  
Schedule of Change in Asset Retirement Obligation [Table Text Block]
A reconciliation of our AROs is as follows:
(in millions)September 30, 2026December 31, 2025
AROs, beginning of period$2,601.9 $2,572.2 
Liabilities incurred14.7 22.7 
Liabilities settled(147.6)(288.9)
Accretion expense99.2 129.7 
Revisions in estimated cash flows25.0 190.5 
Foreign currency translation1.1 37.8 
Reclass to held for sale(64.6)(62.1)
AROs, end of period2,529.7 2,601.9 
Less current portion248.3 271.3 
Non-current portion of AROs$2,281.4 $2,330.6