Loans (Nonaccrual Loans By Segment) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Nonaccrual Loans By Major Loan Type [Line Items]
Total	$ 4,531	$ 7,361
Commercial [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total	1,214	3,360
Real Estate Construction One-To- Four Family [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total	1,264
Real Estate Construction Other [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total		2,355
Real Estate Term Owner Occupied [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total		924
Real Estate Term Non-Owner Occupied [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total	185	229
Real Estate Term Other [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total	1,451	324
Consumer Secured By 1st Deed Of Trust [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total	183
Consumer Other [Member]
Nonaccrual Loans By Major Loan Type [Line Items]
Total	$ 234	$ 169