Property and Equipment, net

3 Months Ended

Dec. 31, 2023

Property, Plant and Equipment [Abstract]

5. Property and Equipment, net

Property and equipment, net consists of the following:


	Useful Life	December 31, 2023		September 30, 2023
Land	—	$	44.7	$	44.7
Buildings and leasehold improvements	2-40 yrs.		46.1		45.6
Operating equipment	2-7 yrs.		341.7		338.8
Transportation vehicles	3-7 yrs.		347.5		351.9
Office equipment and software	3-10 yrs.		71.0		68.7
Construction in progress	—		7.9		7.7
Property and equipment			858.9		857.4
Less: Accumulated depreciation			556.1		542.2
Property and equipment, net		$	302.8	$	315.2

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 $25.6 and $27.1 for the three months ended December 31, 2023 and 2022, respectively.