Summary Of Significant Accounting Policies (Narrative) (Details) (USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Significant Accounting Policies [Line Items]    
Number of days for accrual of interest on the payment of principal or interest 90 days  
Foreclosed real estate, net of allowance $ 2,542,000 $ 4,068,000
Excess capital stock percent repurchase amount of member's total capital stock outstanding 5.00%  
Cash surrender value of the underlying policies 23,296,000 21,491,000
Village Court [Member]    
Significant Accounting Policies [Line Items]    
Percent limited partner interest in a real estate joint venture 73.47%  
Number of units in affordable housing complex 60  
Investment balance $ 0 $ 208,000
Minimum [Member] | Buildings and Improvements [Member]    
Significant Accounting Policies [Line Items]    
Estimated useful lives P7Y  
Minimum [Member] | Furniture and Equipment [Member]    
Significant Accounting Policies [Line Items]    
Estimated useful lives P3Y  
Minimum [Member] | Computer Equipment And Software [Member]    
Significant Accounting Policies [Line Items]    
Estimated useful lives P3Y  
Maximum [Member] | Buildings and Improvements [Member]    
Significant Accounting Policies [Line Items]    
Estimated useful lives P40Y  
Maximum [Member] | Furniture and Equipment [Member]    
Significant Accounting Policies [Line Items]    
Estimated useful lives P20Y  
Maximum [Member] | Computer Equipment And Software [Member]    
Significant Accounting Policies [Line Items]    
Estimated useful lives P7Y