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Debt - Guarantees (Details) - Ravenhall | Sep. 30, 2024 AUD ($) Guarantee | Sep. 30, 2024 USD ($) Guarantee
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Debt Instrument [Line Items] |  |
Number of letters of guarantee outstanding under separate international facilities relating to performance guarantees | 5 | 5
Letters of credit outstanding relating to performance guarantees | $ 13,300,000 | $ 9,200,000
Letter of Credit | Revolver |  |
Debt Instrument [Line Items] |  |
Maximum exposure, undiscounted | $ 53,000,000 | $ 36,800,000

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