Fair Value Measurements (Fair Value Mortgage Loans Held For Sale, Commitments to Originate And Commitments to Sell Changes in Fair Value Disclosures) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Fair Value Disclosures [Abstract]
Mortgage loans held for sale	$ 606	$ 850	$ (1,353)	$ 956
Commitments to originate	127	1,810	(1,646)	3,009
Commitments to sell	(667)	(2,660)	3,057	(3,965)
Total change in fair value	$ 66	$ 0	$ 58	$ 0