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Commitments and Contingencies (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023
--- | --- | ---
Loss Contingencies [Line Items] |  |
Loss Contingency, Discounted Amount of Insurance-related Assessment Liability | $ 11,158 | $ 7,726
Letters of Credit Outstanding, Amount | 4,756 |
Estimated cost of completion of bonded projects | 133,863 |
Purchase Commitment, Remaining Minimum Amount Committed | 0 |
Insurance Related [Member] |  |
Loss Contingencies [Line Items] |  |
Letters of Credit Outstanding, Amount | $ 4,756 | $ 4,166

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