Goodwill and Other Intangible Assets - Intangible Assets (Details) - USD ($) $ in Millions	Dec. 31, 2015	Dec. 31, 2014
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	$ 547.9	$ 490.8
Intangible assets, Accumulated Amortization	301.0	275.5
Intangible assets, Net Carrying Amount	246.9	215.3
Indefinite Lived Intangible Assets Net	24.4	24.5
Total intangible assets, Gross Carrying Amount	572.3	515.3
Total intangible assets, Net Carrying Amount	271.3	239.8
Customer Relationships [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	198.9	160.1
Intangible assets, Accumulated Amortization	70.0	59.0
Intangible assets, Net Carrying Amount	128.9	101.1
Know-how [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	31.9	33.4
Intangible assets, Accumulated Amortization	6.7	5.1
Intangible assets, Net Carrying Amount	25.2	28.3
Industrial license agreements [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	0.1	0.1
Intangible assets, Accumulated Amortization	0.1	0.1
Intangible assets, Net Carrying Amount	0.0	0.0
Land-use rights [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	8.3	8.7
Intangible assets, Accumulated Amortization	4.7	4.7
Intangible assets, Net Carrying Amount	3.6	4.0
Patents [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	2.1	2.3
Intangible assets, Accumulated Amortization	2.1	2.0
Intangible assets, Net Carrying Amount	0.0	0.3
Technology use [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	53.6	37.0
Intangible assets, Accumulated Amortization	14.0	11.9
Intangible assets, Net Carrying Amount	39.6	25.1
Trademarks [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	6.5	5.4
Intangible assets, Accumulated Amortization	3.3	3.0
Intangible assets, Net Carrying Amount	3.2	2.4
PMA licenses [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	0.0	5.3
Intangible assets, Accumulated Amortization	0.0	4.5
Intangible assets, Net Carrying Amount	0.0	0.8
Non-compete agreements [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	2.7	3.5
Intangible assets, Accumulated Amortization	2.5	3.2
Intangible assets, Net Carrying Amount	0.2	0.3
Software and Software Development Costs [Member]
Intangible assets subject to amortization:
Intangible assets, Gross Carrying Amount	243.8	235.0
Intangible assets, Accumulated Amortization	197.6	182.0
Intangible assets, Net Carrying Amount	46.2	53.0
Trade Names [Member]
Intangible assets subject to amortization:
Intangible assets, Accumulated Amortization	0.0	0.0
Tradename	15.7	15.8
FAA air agency certificates [Member]
Intangible assets subject to amortization:
Intangible assets, Accumulated Amortization	0.0	0.0
Indefinite Lived FAA Air Agency Certificates	$ 8.7	$ 8.7