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Goodwill and Other Intangible Assets (Details 1) - USD ($) $ in Millions | Jun. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | $ 611.7 | $ 575.8
Intangible assets, Accumulated Amortization | 351.6 | 332.9
Intangible assets, Net Carrying Amount | 260.1 | 242.9
Intangible assets not subject to amortization: |  |
Indefinite Lived Intangible Assets Net | 28.2 | 28.1
Total intangible assets, Gross Carrying Amount | 639.9 | 603.9
Total intangible assets, Net Carrying Amount | 288.3 | 271.0
Customer Relationships [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 230.9 | 211.4
Intangible assets, Accumulated Amortization | 92.2 | 84.4
Intangible assets, Net Carrying Amount | 138.7 | 127.0
Know-how [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 49.2 | 40.3
Intangible assets, Accumulated Amortization | 9.7 | 8.5
Intangible assets, Net Carrying Amount | 39.5 | 31.8
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 | 8.6 | 7.8
Intangible assets, Accumulated Amortization | 4.8 | 4.6
Intangible assets, Net Carrying Amount | 3.8 | 3.2
Patents [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 2.1 | 2.1
Intangible assets, Accumulated Amortization | 2.1 | 2.1
Intangible assets, Net Carrying Amount | 0.0 | 0.0
Technology use [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 55.0 | 54.9
Intangible assets, Accumulated Amortization | 18.5 | 16.9
Intangible assets, Net Carrying Amount | 36.5 | 38.0
Trademarks [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 7.8 | 6.5
Intangible assets, Accumulated Amortization | 4.0 | 3.8
Intangible assets, Net Carrying Amount | 3.8 | 2.7
Non-compete agreements [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 1.1 | 0.9
Intangible assets, Accumulated Amortization | 0.7 | 0.7
Intangible assets, Net Carrying Amount | 0.4 | 0.2
Lease Agreements [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 0.1 | 0.1
Intangible assets, Accumulated Amortization | 0.0 | 0.0
Intangible assets, Net Carrying Amount | 0.1 | 0.1
Computer Software, Intangible Asset [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Gross Carrying Amount | 256.8 | 251.7
Intangible assets, Accumulated Amortization | 219.5 | 211.8
Intangible assets, Net Carrying Amount | 37.3 | 39.9
Trade name [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Accumulated Amortization | 0.0 | 0.0
Intangible assets, Net Carrying Amount | 19.5 | 19.4
Intangible assets not subject to amortization: |  |
Trade name | 19.5 | 19.4
Air Transportation Equipment [Member] |  |
Intangible assets subject to amortization: |  |
Intangible assets, Accumulated Amortization | 0.0 | 0.0
Intangible assets not subject to amortization: |  |
FAA air agency certificates | $ 8.7 | $ 8.7

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- Definition Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the capitalized costs to acquire Federal Aviation Administration (FAA) air agency certificates allowing the company to operate as a repair station for limited accessories, limited airframes and limited power plants. These certificates have an indefinite period of benefit. + References No definition available. + Details
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