Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Other Intangible Assets

The following table summarizes the other intangible assets movement year on year:

	Three Months Ended March 31
(in millions)	2018			2017
Gross cost at January 1	$	295.8		$	248.6
Acquisitions		0.0			33.5
Internally developed software		0.8			0.0
Exchange effect		1.2			0.1
Gross cost at March 31		297.8			282.2
Accumulated amortization at January 1		(132.5	)		(104.2	)
Amortization expense		(6.7	)		(6.9	)
Exchange effect		(0.3	)		0.1
Accumulated amortization at March 31		(139.5	)		(111.0	)
Net book amount at March 31	$	158.3		$	171.2

Schedule of Amortization Expense

Amortization expense

	Three Months Ended March 31
(in millions)	2018			2017
Product rights	$	(0.9	)	$	(0.9	)
Brand names		(0.3	)		(0.3	)
Technology		(0.9	)		(0.9	)
Customer relationships		(2.6	)		(2.6	)
Non-compete agreements		0.0			(0.2	)
Marketing related		0.0			(0.2	)
Internally developed software		(2.0	)		(1.8	)
Total	$	(6.7	)	$	(6.9	)