v2.4.0.8
Pension Liabilities (Narrative) (Details) (USD $)
 1 Months Ended 12 Months Ended
Mar. 31, 2007
Dec. 31, 2013
M
Dec. 31, 2012
Dec. 31, 2011
Defined Benefit Plan Disclosure [Line Items]        
Unrecognized prior service cost   $ 627,000 $ 931,000  
Interest cost   202,000 149,000  
Amortization of prior service costs   304,000 304,000  
Amortization of net gain   356,000    
Accumulated unrecognized prior service cost   3,793,000 3,200,000  
Estimated amortization of net loss next fiscal year   356,000    
Estimated amortization of prior service cost next fiscal year   304,000    
Pension expenses   660,000 304,000 832,000
Discount rate   4.25% 3.40%  
Rate of compensation increase   7.50% 3.50%  
Supplemental Executive Retirement Plans [Member]
        
Defined Benefit Plan Disclosure [Line Items]        
Percentage of monthly salary paid as retirement benefit   40.00%    
Measurement period for monthly salary based payment   36 months    
Monthly payment amount after retirement   25,000    
Period of guaranteed monthly payments   180    
Initial pension benefit obligation 2,700,000      
Unrecognized prior service cost 2,700,000      
Unrecognized prior service cost amortization period 10 years      
Interest cost   202,000 149,000 195,000
Amortization of prior service costs   304,000 304,000 304,000
Amortization of net gain   356,000 0  
Balance of liability   7,400,000 5,900,000  
Accumulated unrecognized prior service cost   3,800,000 3,200,000  
Discount rate 5.75% 4.25% 3.40%  
Rate of compensation increase 3.50% 7.50% 3.50%  
Other Pension Plans [Member]
        
Defined Benefit Plan Disclosure [Line Items]        
Balance of liability   1,100,000 1,000,000  
Pension expenses   $ 95,000 $ 204,000