Federal Income Taxes (Significant components of our deferred tax assets and liabilities) (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2013
Dec. 31, 2012
Deferred tax assets    
Allowance for loan losses $ 2,988 $ 3,133
Deferred directors' fees 2,313 2,100
Employee benefit plans 257 189
Core deposit premium and acquisition expenses 971 892
Net unrealized losses on trading securities 360 351
Net unrecognized actuarial loss on pension plan 1,100 1,891
Deferred Tax Assets, Unrealized Losses on Available-for-Sale Securities, Gross 1,345 0
Life insurance death benefit payable 804 804
Alternative minimum tax 729 729
Other 321 195
Total deferred tax assets 11,188 10,284
Deferred tax liabilities    
Prepaid pension cost 1,023 1,021
Premises and equipment 449 724
Accretion on securities 42 37
Core deposit premium and acquisition expenses 1,229 1,203
Net unrealized gains on available-for-sale securities 0 4,912
Other 547 1,163
Total deferred tax liabilities 3,290 9,060
Net deferred tax assets $ 7,898 $ 1,224