Commitments and Contingencies - Commitments (Details) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Mar. 31, 2024 |
Sep. 30, 2023 |
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| Standby letters of credit | ||
| Commitments and Contingencies | ||
| Outstanding standby letters of credit | $ 895.3 | $ 878.9 |
| Amount available | 418.9 | |
| Contingency liability | 899.7 | |
| Surety Bond | ||
| Commitments and Contingencies | ||
| Contingency liability | 4,700.0 | |
| Fund investment capital | ||
| Commitments and Contingencies | ||
| Commitment | $ 7.1 | |
| Commitment period | 5 years |
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- Definition Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding). Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The minimum amount the entity agreed to spend under the long-term purchase commitment. No definition available.
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- Definition Period covered by the long-term purchase commitment, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. No definition available.
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Reflects the estimated amount of loss from the specified contingency as of the balance sheet date. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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