Investments - Narrative (Details) - USD ($) $ in Millions |
3 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
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| Investments, Debt and Equity Securities [Abstract] | ||
| Accrued interest | $ 4.4 | $ 5.3 |
| Unrealized loss on debt securities | 0.0 | 0.0 |
| Impairment on debt securities | 0.0 | 0.0 |
| Debt securities credit losses | 0.0 | 0.0 |
| Debt securities, available-for-sale, unrealized loss position | $ 267.9 | $ 207.6 |
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- Definition Debt Securities, Available-for-Sale, Impairment Loss No definition available.
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- Definition Amount, after allowance for credit loss, of accrued interest on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount excluding accrued interest, of allowance for credit loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position without allowance for credit loss. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of unrealized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), investment in debt security measured at amortized cost (held-to-maturity) and investment in debt security measured at fair value with change in fair value recognized in net income (trading). Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- References No definition available.
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