Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Narrative) (Details)

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Long-Term Debt (Narrative) (Details) - USD ($)
$ in Thousands
 9 Months Ended
May. 28, 2010
Sep. 30, 2015
Dec. 31, 2014
Line Of Credit Facility And Long Term Debt [Line Items]      
Subordinated Debt   $ 19,624 $ 18,491
Subordinated Borrowing, Interest Rate 5.00%    
Credit facility maximum borrowing capacity   20,000  
Revolving Credit Facility [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Line of credit facility, amount outstanding   0  
Foreign Credit Facility [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Liabilities held for sale   5,831 3,844
Government Entity And Other Financial Institutions [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Liabilities held for sale   $ 10 $ 34
Interest rate range, minimum   0.75%  
Interest rate range, maximum   5.50%  
Minimum [Member] | Government Entity And Other Financial Institutions [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Monthly payments   $ 0  
Maximum [Member] | Government Entity And Other Financial Institutions [Member]      
Line Of Credit Facility And Long Term Debt [Line Items]      
Monthly payments   $ 2