GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Changes in the carrying amount of goodwill by reportable segment and for the “All Other” category were as follows:

In millions
	Domestic and Canada RCS			International RCS			All Other			Total
Balance as of January 1, 2017	$	2,811.8		$	498.4		$	280.8		$	3,591.0
Goodwill acquired during year		36.9			4.9			4.7			46.5
Purchase accounting adjustments		(10.1	)		1.2			1.5			(7.4	)
Impairments during the year		-			(65.0	)		-			(65.0	)
Write-offs related to disposition and assets held for sale		-			(7.1	)		-			(7.1	)
Changes due to foreign currency fluctuations		11.6			34.4			-			46.0
Balance as of December 31, 2017		2,850.2			466.8			287.0			3,604.0
Goodwill acquired during period		31.6			-			-			31.6
Purchase accounting adjustments		(6.4	)		-			(0.9	)		(7.3	)
Write-offs related to disposition and assets held for sale		(5.8	)		(0.1	)					(5.9	)
Changes due to foreign currency fluctuations		(6.5	)		(17.5	)		-			(24.0	)
Balance as of June 30, 2018	$	2,863.1		$	449.2		$	286.1		$	3,598.4

Carrying Values of Other Intangible Assets

As of June 30, 2018 and December 31, 2017, the values of other intangible assets were as follows:

In millions
	June 30, 2018						December 31, 2017
	Gross Carrying Amount		Accumulated Amortization		Net Value		Gross Carrying Amount		Accumulated Amortization		Net Value
Amortizable intangibles:
Customer relationships	$	1,590.0	$	435.7	$	1,154.3	$	1,613.4	$	381.4	$	1,232.0
Covenants not-to-compete		7.7		6.3		1.4		7.9		5.9		2.0
Tradenames		4.0		1.1		2.9		6.0		1.8		4.2
Other		12.0		2.9		9.1		17.0		3.4		13.6
Indefinite lived intangibles:
Operating permits		216.3		-		216.3		222.3		-		222.3
Tradenames		314.7		-		314.7		317.4		-		317.4
Total	$	2,144.7	$	446.0	$	1,698.7	$	2,184.0	$	392.5	$	1,791.5

Changes in Carrying Amount of Intangible Assets

Changes in the carrying amount of intangible assets were as follows:

In millions
	Total
Balance as of January 1, 2017	$	1,862.0
Intangible assets acquired during the year		28.2
Valuation adjustments for prior year acquisitions		7.9
Write-offs due to disposition and amounts reclassified to assets held for sale		(2.6	)
Impairments during the year		(21.0	)
Amortization during the year		(118.4	)
Changes due to foreign currency fluctuations		35.4
Balance as of December 31, 2017		1,791.5
Intangible assets acquired during the period		17.2
Valuation adjustments for prior year acquisitions		0.6
Write-offs due to disposition and amounts reclassified to assets held for sale		(14.9	)
Impairments during the period		(5.2	)
Amortization during the period		(64.8	)
Changes due to foreign currency fluctuations		(25.7	)
Balance as of June 30, 2018	$	1,698.7

Estimated Amortization Expense

The estimated amortization expense for each of the next five years (based upon exchange rates at June 30, 2018) is as follows for the years ended December 31:

In millions
2018	$	127.7
2019	$	127.4
2020	$	126.7
2021	$	126.3
2022	$	125.7