Loans and Allowance for Loan Losses (Details 6) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
30-89 Days Past Due and Accruing	$ 4,023	$ 6,594
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	6,364	6,005
Total Past Due	10,387	12,599
Current Loans	262,163	264,392
Total Loans	272,550	276,991
Commercial Real Estate Owner Occupied [Member]
30-89 Days Past Due and Accruing	1,371	2,738
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	360	956
Total Past Due	1,731	3,694
Current Loans	60,729	54,731
Total Loans	62,460	58,425
Commercial Real Estate All Other [Member]
30-89 Days Past Due and Accruing	498	636
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	2,393	1,913
Total Past Due	2,891	2,549
Current Loans	61,592	64,198
Total Loans	64,483	66,747
Consumer Real Estate Mortgage [Member]
30-89 Days Past Due and Accruing	1,250	1,858
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	1,014	616
Total Past Due	2,264	2,474
Current Loans	67,996	68,721
Total Loans	70,260	71,195
Construction and Land Development [Member]
30-89 Days Past Due and Accruing	365	100
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	531	53
Total Past Due	896	153
Current Loans	32,324	38,404
Total Loans	33,220	38,557
Commercial and Industrial Loans [Member]
30-89 Days Past Due and Accruing	537	1,227
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	2,066	2,467
Total Past Due	2,603	3,694
Current Loans	37,699	36,446
Total Loans	40,302	40,140
Consumer and Other Loans [Member]
30-89 Days Past Due and Accruing	2	35
Past Due 90 Days or More and Accruing	0	0
Nonaccrual	0	0
Total Past Due	2	35
Current Loans	1,823	1,892
Total Loans	$ 1,825	$ 1,927