Property and Equipment (Tables)

12 Months Ended

Sep. 30, 2019

Property Plant And Equipment [Abstract]

Schedule of Property and Equipment, Net

Property and equipment, net consists of thefollowing:

	Useful Life		September 30, 2019		September 30, 2018
Land		—	$	54.1	$	51.5
Buildings and leasehold improvements	2-40 yrs.			40.1		36.3
Operating equipment	2-7 yrs.			199.8		186.5
Transportation vehicles	3-7 yrs.			236.5		208.4
Office equipment and software	3-10 yrs.			63.3		58.0
Construction in progress		—		8.2		4.1
Property and equipment				602.0		544.8
Less: Accumulated depreciation				329.6		288.0
Property and equipment, net			$	272.4	$	256.8