Derivatives - Components of Commodity Swap Gain (Loss) (Details) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2024 |
Mar. 31, 2023 |
|
| Derivatives | ||
| Change in fair value of interest rate swap | $ (26.1) | $ (1.4) |
| Gain (loss) on derivative activity | (29.0) | 11.9 |
| EnLink Midstream Partners, LP | Commodity swaps | ||
| Derivatives | ||
| Change in fair value of interest rate swap | (26.1) | (1.4) |
| Realized gain (loss) on derivatives | (2.9) | 13.3 |
| Gain (loss) on derivative activity | $ (29.0) | $ 11.9 |