Property and Equipment

12 Months Ended

Sep. 30, 2020

Property Plant And Equipment [Abstract]

Property and Equipment

7. Property and Equipment

Property and equipment, net consists of the following:

	Useful Life		September 30, 2020		September 30, 2019
Land		—	$	40.0	$	54.1
Buildings and leasehold improvements	2-40 yrs.			30.3		40.1
Operating equipment	2-7 yrs.			208.2		199.8
Transportation vehicles	3-7 yrs.			262.8		236.5
Office equipment and software	3-10 yrs.			68.1		63.3
Construction in progress		—		5.0		8.2
Property and equipment				614.4		602.0
Less: Accumulated depreciation				362.9		329.6
Property and equipment, net			$	251.5	$	272.4

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 $80.5, $80.1 and $75.3 for the years ended September 30, 2020, September 30, 2019 and September 30, 2018, respectively.