Loans And Related Allowances For Loan Losses (Loan Portfolio Summarized By The Past Due Status) (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current $ 820,373 $ 833,975
30-59 Days Past Due 14,994 12,778
60-89 Days Past Due 1,424 6,015
90 Days+ Past Due 306 2,146
Total Past Due and Still Accruing 16,724 20,939
Non-Accrual 22,572 19,915
Loans 859,669 874,829
Commercial real estate- non owner-occupied [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 145,725 146,796
30-59 Days Past Due 196 321
60-89 Days Past Due 172 64
90 Days+ Past Due 64 0
Total Past Due and Still Accruing 432 385
Non-Accrual 4,295 4,353
Loans 150,452 151,534
Commercial real estate- all other CRE [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 137,933 143,108
30-59 Days Past Due 140 2,368
60-89 Days Past Due 0 0
90 Days+ Past Due 0 0
Total Past Due and Still Accruing 140 2,368
Non-Accrual 2,094 1,841
Loans 140,167 147,317
Acquisition and development- 1-4 family residential construction [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 13,719 16,280
30-59 Days Past Due 0 61
60-89 Days Past Due 0 0
90 Days+ Past Due 0 0
Total Past Due and Still Accruing 0 61
Non-Accrual 1,541 11
Loans 15,260 16,352
Acquisition and development- All other A&D [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 95,480 100,232
30-59 Days Past Due 2,410 619
60-89 Days Past Due 0 221
90 Days+ Past Due 0 200
Total Past Due and Still Accruing 2,410 1,040
Non-Accrual 10,992 10,767
Loans 108,882 112,039
Commercial and industrial [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 67,793 68,228
30-59 Days Past Due 259 580
60-89 Days Past Due 101 29
90 Days+ Past Due 41 0
Total Past Due and Still Accruing 401 609
Non-Accrual 186 176
Loans 68,380 69,013
Residential mortgage- term [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 257,615 251,673
30-59 Days Past Due 10,643 7,446
60-89 Days Past Due 743 5,244
90 Days+ Past Due 160 1,639
Total Past Due and Still Accruing 11,546 14,329
Non-Accrual 3,213 2,627
Loans 272,374 268,629
Residential mortgage- home equity [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 75,485 77,224
30-59 Days Past Due 753 583
60-89 Days Past Due 231 130
90 Days+ Past Due 0 249
Total Past Due and Still Accruing 984 962
Non-Accrual 136 104
Loans 76,605 78,290
Consumer [Member]
    
Financing Receivable, Recorded Investment, Past Due [Line Items]    
Current 26,623 30,434
30-59 Days Past Due 593 800
60-89 Days Past Due 177 327
90 Days+ Past Due 41 58
Total Past Due and Still Accruing 811 1,185
Non-Accrual 115 36
Loans $ 27,549 $ 31,655