Loan Servicing (Activity For MSRs And Related Valuation Allowance) (Details) (USD $)	3 Months Ended	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2011
Loan Servicing [Abstract]
Carrying amount, net, beginning of period	$ 10,259,000	$ 10,488,000
Additions	431,000	1,070,000
Amortization	(621,000)	(1,557,000)
Changes in valuation inputs & assumptions		68,000
Carrying amount, net, end of period	10,069,000	10,069,000
Valuation allowance, beginning of period	680,000	748,000
Changes due to fair value adjustments		(68,000)
Valuation allowance, end of period	$ 680,000	$ 680,000