Property and Equipment, net

9 Months Ended

Jun. 30, 2026

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, 2026		September 30, 2025
Land	—	$	42.9	$	42.9
Buildings and leasehold improvements	2-40 yrs.		49.6		48.5
Operating equipment	2-7 yrs.		468.5		443.3
Transportation vehicles	3-7 yrs.		582.8		491.9
Office equipment and software	3-10 yrs.		60.1		56.3
Construction in progress	—		5.7		9.6
Property and equipment			1,209.6		1,092.5
Less: Accumulated depreciation			595.8		550.9
Property and equipment, net		$	613.8	$	541.6

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 $46.7 and $38.9 for the three months ended June 30, 2026 and 2025, respectively. Depreciation expense related to property and equipment was $137.03 and $101.2 for the nine months ended June 30, 2026 and 2025, respectively.