Consolidated Statements of Comprehensive Income (Unaudited) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Statement of Comprehensive Income [Abstract] | ||||
| Net Income (Loss) | $ 1.7 | $ 6.4 | $ (13.5) | $ (4.0) |
| Net derivative gains (losses) and other costs arising during the period, net of tax expense (benefit) of $1.5; $(1.4); $1.5 and $1.9, respectively (1) | 4.1 | (3.6) | 3.9 | 5.8 |
| Reclassification of (gains) into net income, net of tax (expense) of $(0.1); $(0.3); $(0.3) and $(0.8), respectively | (0.4) | (0.8) | (0.8) | (2.0) |
| Other comprehensive income (loss) | 3.7 | (4.4) | 3.1 | 3.8 |
| Comprehensive income (loss) | $ 5.4 | $ 2.0 | $ (10.4) | $ (0.2) |
| X | ||||||||||
- Definition Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, after tax, of reclassification adjustment from accumulated other comprehensive income (loss) for unrealized gain (loss) from increase (decrease) in instrument-specific credit risk, realized upon derecognition of financial liability measured under fair value option. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, after tax, before reclassification adjustment, of unrealized gain (loss) from increase (decrease) in instrument-specific credit risk of financial liability measured under fair value option. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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