Other Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2022

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Gross Carrying Amount of Other Intangible Assets and Accumulated Amortization

The gross carrying amount of other intangible assets and accumulated amortization as of September 30, 2022 and December 31, 2021 were as follows (amounts in millions):

	September 30, 2022
	Weighted Average Remaining Life (in years)		Gross carrying amount		Accumulated amortization			Net carrying amount
Customer relationships		8.0	$	37.9	$	(8.7	)	$	29.2
Tradenames		3.9		5.0		(1.8	)		3.2
Non-compete agreements		2.6		0.7		(0.4	)		0.3
Internal use software		2.4		0.5		(0.2	)		0.3
Total		7.5	$	44.1	$	(11.1	)	$	33.0
	December 31, 2021
	Weighted Average Remaining Life (in years)		Gross carrying amount		Accumulated amortization			Net carrying amount
Customer relationships		9.0	$	44.8	$	(5.9	)	$	38.9
Tradenames		4.3		4.5		(0.9	)		3.6
Non-compete agreements		3.3		0.7		(0.2	)		0.5
Internal use software		3.2		0.5		(0.1	)		0.4
Total		8.5	$	50.5	$	(7.1	)	$	43.4