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Goodwill and Other Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands |  | 9 Months Ended |
--- | --- | --- | ---
Apr. 08, 2016 | Sep. 30, 2016 | Dec. 31, 2015
Goodwill |  | $ 134,724 | $ 66,373
Customer Relationships [Member] |  |  |
Estimated useful life |  | 19 years |
Customer Contracts [Member] |  |  |
Estimated useful life |  | 6 years |
Other Intangible Assets [Member] | Minimum [Member] |  |  |
Estimated useful life |  | 7 years |
Other Intangible Assets [Member] | Maximum [Member] |  |  |
Estimated useful life |  | 22 years |
Harris Corporation's Composite Aerostructures Division [Member] |  |  |
Acquired amortizable intangible assets | $ 59,400 |  |
Goodwill | $ 67,000 |  |

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