Fair Value (Fair Value On A Nonrecurring Basis) (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired Financing Receivable, Related Allowance	$ 1,679	$ 2,001
Impaired Financing Receivable, Recorded Investment	$ 23,251	$ 23,366
Minimum [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Financing Receivable Modifications Post Modification Recorded Investment Discount For Selling And Closing Costs	8.00%