Significant Accounting Policies - Investments (Details) - USD ($) $ in Millions |
3 Months Ended | ||
|---|---|---|---|
Jun. 30, 2024 |
Mar. 31, 2024 |
Sep. 30, 2023 |
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| Property, Plant and Equipment [Abstract] | |||
| Equity securities, realized loss | $ 3.3 | $ 5.2 | |
| Book value of cost method investment | $ 0.0 | $ 0.0 | |
| Equity method investment, non-cash impairment | $ 1.1 | ||
| Carrying value of equity method investment | $ 0.0 | ||
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- Definition Amount of other-than-temporary decline in value that has been recognized against investment accounted for under equity method of accounting. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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| X | ||||||||||
- References No definition available.
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