Fair Values of Assets and Liabilities (Unobservable Inputs Reconciliations) (Details) (Recurring [Member], Level 3 [Member], Mortgage servicing rights [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Recurring [Member] | Level 3 [Member] | Mortgage servicing rights [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Beginning balance	$ 1,726	$ 1,552
Total gains or losses (realized/unrealized) included in earnings	300	144
Less amortization	(130)	(109)
Ending balance	$ 1,896	$ 1,587