Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets

The components of intangible assets at March 31, 2017, and December 31, 2016, were as follows:

		March 31, 2017							December 31, 2016
	Weighted Average Amortization Period (Years)	Gross Carrying Amount		Accumulated Amortization			Net Book Value		Gross Carrying Amount		Accumulated Amortization			Net Book Value
Finite-lived intangible assets:
Trademarks, patents, licenses and agreements	7	$	21.9	$	(10.1	)	$	11.8	$	21.7	$	(9.3	)	$	12.4
Capitalized software	5	6.6		(6.3		)	0.3		6.4		(6.2		)	0.2
Acquired technology	5	6.1		(6.1		)	—		6.1		(6.1		)	—
Customer relationships	6	459.9		(416.6		)	43.3		459.4		(412.3		)	47.1
Total finite-lived intangible assets		$	494.5	$	(439.1	)	$	55.4	$	493.6	$	(433.9	)	$	59.7

Schedule of Estimated Future Amortization Expense Related to Intangible Assets

The estimated future amortization expense related to intangible assets as of March 31, 2017, was as follows:

	Amortization Expense
Remainder of 2017	$	13.7
2018	17.4
2019	12.8
2020	7.6
2021	2.8
2022 and thereafter	1.1
Total	$	55.4