Goodwill & Intangibles (Tables)

12 Months Ended

Dec. 31, 2018

Goodwill and Intangibles

Changes in the carrying amount of goodwill by geographic segment

	December 31, 2018
	Gross Balance								Accumulated Impairment Losses						Net Goodwill
			Acquired		Foreign
	Balance		During		Currency		Balance		Balance		Impairment		Balance
	January 1,		the		Translation		December 31,		January 1,		Loss During		December 31,		December 31,
	2018		Period (1)		and Other		2018		2018		the Period		2018		2018
	(in millions)
Americas	$	437.4		1.5		(0.8)		438.1	$	(24.5)		—		(24.5)		413.6
Europe		249.3		—		(5.6)		243.7		(129.7)		—		(129.7)		114.0
APMEA		30.9		—		(0.8)		30.1		(12.9)		—		(12.9)		17.2
Total	$	717.6		1.5		(7.2)		711.9	$	(167.1)		—		(167.1)		544.8

(1) Americas goodwill additions during 2018 relate to immaterial acquisitions.

	December 31, 2017
	Gross Balance								Accumulated Impairment Losses						Net Goodwill
			Acquired		Foreign
	Balance		During		Currency		Balance		Balance		Impairment		Balance
	January 1,		the		Translation		December 31,		January 1,		Loss During		December 31,		December 31,
	2017		Period		and Other		2017		2017		the Period		2017		2017
	(in millions)
Americas	$	434.7		2.0		0.7		437.4	$	(24.5)		—		(24.5)		412.9
Europe		234.9		—		14.4		249.3		(129.7)		—		(129.7)		119.6
APMEA		30.2		—		0.7		30.9		(12.9)		—		(12.9)		18.0
Total	$	699.8		2.0		15.8		717.6	$	(167.1)		—		(167.1)		550.5

Schedule of Intangible assets

	December 31, 2018						December 31, 2017
	Gross				Net		Gross				Net
	Carrying		Accumulated		Carrying		Carrying		Accumulated		Carrying
	Amount		Amortization		Amount		Amount		Amortization		Amount
	(in millions)
Patents	$	16.1	$	(15.8)	$	0.3	$	16.1	$	(15.4)	$	0.7
Customer relationships		232.9		(146.9)		86.0		233.2		(133.5)		99.7
Technology		54.6		(27.3)		27.3		53.9		(23.1)		30.8
Trade names		26.1		(11.5)		14.6		25.5		(9.7)		15.8
Other		4.3		(3.5)		0.8		6.9		(6.0)		0.9
Total amortizable intangibles		334.0		(205.0)		129.0		335.6		(187.7)		147.9
Indefinite-lived intangible assets		36.2		—		36.2		37.3		—		37.3
	$	370.2	$	(205.0)	$	165.2	$	372.9	$	(187.7)	$	185.2