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v3.25.2

Property and Equipment, net | 9 Months Ended
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Jun. 30, 2025
Property, Plant and Equipment [Abstract] |
Property and Equipment, net | 5. Property and Equipment, net Property and equipment, net consists of the following:
|  | Useful Life |  | June 30, 2025 |  |  | September 30, 2024 |
Land |  | — |  | $ | 42.9 |  |  | $ | 42.9 |
Buildings and leasehold improvements |  | 2-40 yrs. |  |  | 48.0 |  |  |  | 46.7 |
Operating equipment |  | 2-7 yrs. |  |  | 426.3 |  |  |  | 388.3 |
Transportation vehicles |  | 3-7 yrs. |  |  | 477.2 |  |  |  | 403.1 |
Office equipment and software |  | 3-10 yrs. |  |  | 55.8 |  |  |  | 48.6 |
Construction in progress |  | — |  |  | 6.7 |  |  |  | 4.9 |
Property and equipment |  |  |  |  | 1,056.9 |  |  |  | 934.5 |
Less: Accumulated depreciation |  |  |  |  | 563.8 |  |  |  | 542.6 |
Property and equipment, net |  |  |  | $ | 493.1 |  |  | $ | 391.9 |
Construction in progress includes costs incurred for software and other assets that have not yet been placed in service. Depreciation expense related to property and equipment was $38.9 and $28.1 for the three months ended June 30, 2025 and 2024, respectively. Depreciation expense related to property and equipment was $101.2 and $79.8 for the nine months ended June 30, 2025 and 2024, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 360 -Name Accounting Standards Codification -Publisher FASB -URI https://asc.fasb.org/360/tableOfContent Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 6 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-6 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (d) -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 7 -SubTopic 360 -Topic 958 -Publisher FASB -URI https://asc.fasb.org/1943274/2147477798/958-360-50-7 + Details
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