Other Intangible Assets, Net and Goodwill

12 Months Ended

Dec. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Other Intangible Assets, Net and Goodwill

Other Intangible Assets, Net and Goodwill

Intangible assets, net consist of the following at December 31:

	2019
	Gross Carrying Value		Accumulated Amortization			Impairment		Net Carrying Value		Weighted Average Remaining Life (Years)
Noncompete agreements	$	6.4	$	(4.4	)	$	—	$	2.0	3.6
Tradenames	15.5		(8.4		)	—		7.1		11.3
Customer lists and contracts	526.5		(305.1		)	—		221.4		13.4
Operating permits	2.3		—			—		2.3		N/A
Above/below market leases	0.4		(0.2		)	—		0.2		6.6
	$	551.1	$	(318.1	)	$	—	$	233.0

	2018
	Gross Carrying Value		Accumulated Amortization			Impairment		Net Carrying Value		Weighted Average Remaining Life (Years)
Noncompete agreements	$	5.9	$	(3.4	)	$	—	$	2.5	3.5
Tradenames	15.5		(7.6		)	—		7.9		12.2
Customer lists and contracts	519.9		(275.7		)	—		244.2		13.4
Operating permits	2.3		—			—		2.3		N/A
Above/below market leases	0.4		(0.2		)	—		0.2		7.6
	$	544.0	$	(286.9	)	$	—	$	257.1

Amortization expense recorded on intangible assets for the years ended December 31, 2019, 2018 and 2017 was $31.2, $39.3 and $41.6, respectively.

Future amortization expense for intangible assets for the year ending December 31 is estimated to be:

2020	$	30.8
2021	30.6
2022	28.3
2023	11.8
2024	11.5
Thereafter	117.7
	$	230.7

The changes in the carrying amount of goodwill for the years ended December 31, 2019 and 2018 are as follows:

	Goodwill			Accumulated Impairment			Goodwill, Net
December 31, 2017	$	1,301.9		$	(93.7	)	$	1,208.2
Acquisition	7.0			—			7.0
Purchase price adjustments	(0.1		)	—			(0.1		)
December 31, 2018	1,308.8			(93.7		)	1,215.1
Acquisition	8.7			—			8.7
Purchase accounting adjustments	1.0			—			1.0
December 31, 2019	$	1,318.5		$	(93.7	)	$	1,224.8