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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