Loan Servicing (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Transfers and Servicing of Financial Assets [Abstract]
Serviced sold mortgage loans	$ 1,260,000	$ 1,290,000	$ 1,260,000	$ 1,290,000	$ 1,270,000
Serviced sold mortgage loans with recourse	5,800	7,900	5,800	7,900	7,000
Mortgage Loans Sold with Recourse, Reserve	807		807		$ 379
Servicing fees included in other service income	$ 800	$ 900	$ 1,700	$ 1,800