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Equity Method Investment In ARO - Summarized Financial Data (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2025 | Jun. 30, 2024 | Jun. 30, 2025 | Jun. 30, 2024
Investment Owned, Balance [Abstract] |  |  |  |
Equity in earnings (losses) of ARO | $ (1.1) | $ (0.3) | $ 1.5 | $ 2.1
ARO |  |  |  |
Investment Owned, Balance [Abstract] |  |  |  |
50% interest in ARO net loss | (4.3) | (3.4) | (4.8) | (4.2)
Amortization of basis differences | 3.2 | 3.1 | 6.3 | 6.3
Equity in earnings (losses) of ARO | $ (1.1) | $ (0.3) | $ 1.5 | $ 2.1

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