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Related Party Transactions (Split Dollar Agreements) (Narrative) (Details) - Split Dollar Life Insurance [Member] - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Dec. 31, 2014
Chief Executive Officer [Member]          
Related Party Transaction [Line Items]          
Payments for life insurance policies $ 0 $ 700,000 $ 700,000    
Proceeds from life insurance policies, net of premiums paid       $ 100,000  
Chairman, Board of Directors [Member]          
Related Party Transaction [Line Items]          
Payments for life insurance policies 600,000 $ 600,000 1,100,000 $ 1,100,000  
Executive Officers [Member] | Other Long-Term Assets [Member]          
Related Party Transaction [Line Items]          
Life insurance assets, carrying amount $ 13,000,000   $ 13,000,000   $ 11,100,000