Loans (Summary of Accretable Yield) (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014
Accretable Yield Movement Schedule [Roll Forward]
Balance at the beginning of period	$ 27,943	$ 32,464
Accretion into interest income	(3,268)	(3,724)
Net reclassification from (to) non-accretable difference	(697)	374
Balance at end of period	$ 23,978	$ 29,114