Supplemental Cash Flow Information (Details) - USD ($) $ in Millions |
12 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
Dec. 31, 2022 |
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| Cash: | |||||||||
| Interest paid, net of capitalized interest | [1] | $ 712.7 | $ 618.6 | $ 401.3 | |||||
| Income taxes paid, net of refunds | 16.7 | 8.5 | 1.6 | ||||||
| Non-cash investing activities: | |||||||||
| Change in deadstock commodity inventory | 3.7 | (13.7) | (3.8) | ||||||
| Impact of net accruals on capital expenditures | 221.7 | 58.2 | 60.1 | ||||||
| Change in ARO liability and property, plant and equipment, net due to revised cash flow estimate and additions | 64.1 | 4.9 | 0.8 | ||||||
| Non-cash financing activities: | |||||||||
| Changes in accrued distributions to noncontrolling interests | (3.6) | 8.9 | (26.1) | ||||||
| Reduction of owner's equity related to accrued dividends on unvested equity awards under share compensation arrangements | 3.8 | 3.9 | 7.1 | ||||||
| Non-cash distributions to noncontrolling interests | [2] | 64.2 | |||||||
| Accretion of deemed dividends on Series A Preferred | 215.5 | ||||||||
| Lease liabilities arising from recognition of right-of-use assets: | |||||||||
| Operating lease | 66.8 | 53.1 | 9.7 | ||||||
| Finance lease | [3] | $ 59.8 | $ 104.8 | $ 220.7 | |||||
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