Loans And Allowance For Loan Losses (Troubled Debt Restructured Loans Outstanding) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Financing Receivable, Modifications [Line Items]
Accruing	$ 44,042	$ 32,259
Nonaccrual	3,649	4,299
Commercial Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Accruing	39,170	17,034
Nonaccrual	2,953	2,816
One-To-Four Family Residential [Member]
Financing Receivable, Modifications [Line Items]
Accruing	27
Nonaccrual	134
Real Estate Construction [Member]
Financing Receivable, Modifications [Line Items]
Accruing	847	8,106
Nonaccrual	130
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Accruing	3,998	7,119
Nonaccrual	351	1,371
Consumer [Member]
Financing Receivable, Modifications [Line Items]
Nonaccrual	$ 81	$ 112