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		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012	Mar. 31, 2013
Recurring [Member] | Level 3 [Member] | Mortgage servicing rights [Member]
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Roll Forward]
Beginning balance		$ 25	$ 726	$ 0	$ 1,337
Total gains or losses (realized/unrealized) included in earnings	235	225	959	250
Less amortization	(90)	(2)	(203)	(2)
Ending balance	$ 1,482	$ 248	$ 1,482	$ 248	$ 1,337