Fair Value Measurements (Level 3 Financial Assets Measured At Estimated Fair Value On Nonrecurring Basis) (Details) (Significant Unobservable Inputs (Level 3) [Member], USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013
Impaired Loans [Member]
Fair Value Assets Measurements On Nonrecurring Basis [Line Items]
Balance - beginning of period	$ 1,321
Sales proceeds
Valuation allowance
(Loss) on disposition
Transfers into Level 3	1,976
Transfers out of Level 3	(1,779)
Balance - end of period	1,518
Other Real Estate Owned [Member]
Fair Value Assets Measurements On Nonrecurring Basis [Line Items]
Balance - beginning of period	608
Sales proceeds
Valuation allowance
(Loss) on disposition
Transfers into Level 3	36
Transfers out of Level 3	(608)
Balance - end of period	$ 36