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General (Narrative) (Details) (USD $) In Thousands, unless otherwise specified | 1 Months Ended | 12 Months Ended |  | 3 Months Ended | 12 Months Ended |  | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | ---
Nov. 30, 2012 | May 31, 2012 | Dec. 31, 2011 | Dec. 31, 2013 | Dec. 31, 2012 | Dec. 31, 2011 | Dec. 31, 2009 | Dec. 31, 2013 Federmann Group | Jun. 30, 2013 FV | Dec. 31, 2011 FV | Dec. 31, 2013 FV | Dec. 31, 2013 Cabin Pressurization Control Systems
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |  |
Ownership percentage |  |  |  |  |  |  |  | 45.94% |  |  |  |
Amount of export authorization to supply systems to foreign customers |  |  | $ 90,000 |  |  |  |  |  |  |  |  |
Operating expenses |  |  | 72,800 | 585,455 | 612,815 | 616,350 |  |  |  |  |  |
Operating expenses, net of taxes |  |  | 62,000 |  |  |  |  |  |  |  |  |
Amount of advances and performance guarantees forfeited |  | 33,600 |  |  |  |  |  |  |  |  |  |
Amount sought in litigation for damages and expenses | 74,000 |  |  |  |  |  | 16,000 |  |  |  |  |
Ownership percentage, common stock |  |  |  |  |  |  |  |  |  |  | 59.40% |
Impairment loss |  |  |  | 254 | 616 | 15,977 |  |  |  | 16,000 |  |
Impairment loss related to non-controlling interest |  |  |  |  |  |  |  |  |  | 6,500 |  |
Net Impairment Loss |  |  |  |  |  |  |  |  |  | 9,500 |  |
Gain on disposal of discontinued operations |  |  |  |  |  |  |  |  | 700 |  |  |
Gain on sale of property, plant and equipment |  |  |  | $ 147 | $ (1,197) | $ 1,645 |  |  |  |  |  | $ 3,800

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