Loans (Schedule Of Activity Related To Loan Portfolio Aging) (Details) (USD $)
In Thousands, unless otherwise specified
Jun. 30, 2012
Dec. 31, 2011
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due $ 3,566 $ 10,447
60 - 89 Days Past Due 792 5,714
90 Days Past Due or Nonaccrual 39,790 44,723
Total Past Due 44,148 60,884
Current 523,760 521,511
Total Loans 567,908 582,395
Commercial [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Loans 62,697 63,982
Closed End [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 227 1,183
60 - 89 Days Past Due 81  
90 Days Past Due or Nonaccrual 1,554 95
Total Past Due 1,862 1,278
Current 27,081 30,578
Total Loans 28,943 31,856
Line of Credit [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
60 - 89 Days Past Due   43
90 Days Past Due or Nonaccrual 1,216 1,222
Total Past Due 1,216 1,265
Current 32,538 30,861
Total Loans 33,754 32,126
Agriculture & AGRE [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 3  
90 Days Past Due or Nonaccrual 85 65
Total Past Due 88 65
Current 38,330 39,063
Total Loans 38,418 39,128
Construction, Land & Development [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
60 - 89 Days Past Due 24 472
90 Days Past Due or Nonaccrual 18,082 23,738
Total Past Due 18,106 24,210
Current 17,512 17,798
Total Loans 35,618 42,008
Commercial Real Estate [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Loans 298,387 288,068
Owner Occupied [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 917 2,477
60 - 89 Days Past Due 123 1,357
90 Days Past Due or Nonaccrual 6,472 8,633
Total Past Due 7,512 12,467
Current 123,681 119,144
Total Loans 131,193 131,611
Non-owner Occupied [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 1,191 3,207
60 - 89 Days Past Due   3,000
90 Days Past Due or Nonaccrual 7,296 6,572
Total Past Due 8,487 12,779
Current 158,707 143,678
Total Loans 167,194 156,457
1-4 Family Residential [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Total Loans 130,252 146,767
Senior Lien [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 549 2,832
60 - 89 Days Past Due 454 691
90 Days Past Due or Nonaccrual 4,434 3,588
Total Past Due 5,437 7,111
Current 75,616 88,093
Total Loans 81,053 95,204
Junior Liens & Lines Of Credit [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 667 738
60 - 89 Days Past Due 110 151
90 Days Past Due or Nonaccrual 651 806
Total Past Due 1,428 1,695
Current 47,771 49,868
Total Loans 49,199 51,563
Consumer [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
30 - 59 Days Past Due 12 10
90 Days Past Due or Nonaccrual   4
Total Past Due 12 14
Current 2,524 2,428
Total Loans $ 2,536 $ 2,442