Goodwill and Other Intangible Assets (Details) - USD ($) $ in Millions	Sep. 30, 2016	Dec. 31, 2015
Goodwill and other intangible assets
Goodwill, Gross	$ 10.3	$ 10.3
Goodwill, Net	10.3	10.3
Total Goodwill and other intangible assets, Gross	43.9	37.9
Other intangible assets, Accumulated	(9.9)	(9.5)
Total Goodwill and other intangible assets, Net	34.0	28.4
Technology, patents and trade names
Goodwill and other intangible assets
Other intangible assets, Gross	6.5	6.5
Other intangible assets, Accumulated	(4.7)	(4.7)
Other intangible assets, Net	1.8	1.8
In-process, research and development
Goodwill and other intangible assets
Other intangible assets, Gross	21.5	15.5
Other intangible assets, Net	21.5	15.5
Customer relationships and non-compete agreements
Goodwill and other intangible assets
Other intangible assets, Gross	4.3	4.3
Other intangible assets, Accumulated	(3.9)	(3.5)
Other intangible assets, Net	0.4	0.8
Contract-based
Goodwill and other intangible assets
Other intangible assets, Gross	1.3	1.3
Other intangible assets, Accumulated	$ (1.3)	$ (1.3)