Intangible Assets, Goodwill and Acquisitions (Tables)

9 Months Ended

Jun. 30, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

Intangible assets as of June 30, 2022 and September 30, 2021 consisted of the following:

		June 30, 2022					September 30, 2021
	Estimated Useful Life	Gross Carrying Amount		Accumulated Amortization			Gross Carrying Amount		Accumulated Amortization
Customer relationships	6-21 yrs.	$	722.3	$	(537.8	)	$	694.9	$	(499.8	)
Trademarks	12 yrs.		3.8		(2.5	)		3.8		(2.3	)
Non-compete agreements	5 yrs.		2.7		(2.1	)		2.7		(1.7	)
Total intangible assets		$	728.8	$	(542.4	)	$	701.4	$	(503.8	)