GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill And Intangible Assets Disclosure [Abstract]

The changes in the carrying amount of goodwill for the years ended December 31, 2017 and 2016, by reportable segment and for the “Other” category, were as follows:

In millions
	Domestic and Canada RCS			International RCS			Other			Total
Balance as of January 1, 2016	$	2,842.7		$	632.5		$	283.0		$	3,758.2
Goodwill acquired during year		41.5			8.4			2.9			52.8
Purchase accounting adjustments		(77.2	)		(78.9	)		(5.1	)		(161.2	)
Write-offs related to disposition and assets held for sale		-			(7.5	)		-			(7.5	)
Changes due to foreign currency fluctuations		4.8			(56.1	)		-			(51.3	)
Balance as of December 31, 2016		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

Carrying Values of Other Intangible Assets

At December 31, 2017 and 2016, the values of other intangible assets were as follows:

In millions
	2017						2016
	Gross Carrying Amount		Accumulated Amortization		Net Value		Gross Carrying Amount		Accumulated Amortization		Net Value
Amortizable intangibles:
Customer relationships	$	1,613.4	$	381.4	$	1,232.0	$	1,553.4	$	261.3	$	1,292.1
Covenants not-to-compete		7.9		5.9		2.0		9.5		6.4		3.1
Tradenames		6.0		1.8		4.2		5.7		1.4		4.3
Other		17.0		3.4		13.6		19.1		2.5		16.6
Indefinite lived intangibles:
Operating permits		222.3		-		222.3		229.4		-		229.4
Tradenames		317.4		-		317.4		316.5		-		316.5
Total	$	2,184.0	$	392.5	$	1,791.5	$	2,133.6	$	271.6	$	1,862.0

Changes in Carrying Amount of Intangible Assets

The changes in the carrying amount of intangible assets since January 1, 2016 were as follows:

In millions
	Total
Balance as of January 1, 2016	$	1,842.6
Intangible assets acquired during the year		35.5
Valuation adjustments for prior year acquisitions		169.0
Write-offs due to disposition and amounts reclassified to assets held for sale		(16.0	)
Impairments during the year		(1.4	)
Amortization during the year		(129.3	)
Changes due to foreign currency fluctuations		(38.4	)
Balance as of December 31, 2016		1,862.0
Intangible assets acquired during the year		28.2
Valuation adjustments for prior year acquisitions		7.9
Reclassification 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

Estimated Amortization Expense

The estimated amortization expense for each of the next five years (based upon foreign exchange rates at December 31, 2017) is as follows for the years ended December 31:

In millions
2018	$	126.8
2019		126.6
2020		125.8
2021		125.4
2022		125.3