Goodwill and Other Intangible Assets (Estimated Aggregated Future Amortization Expense) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Acquired Finite-Lived Intangible Assets [Line Items]
2013	$ 383
2014	299
2015	256
2016	212
2017	168
Thereafter	253
Finite-Lived Intangible Assets, Net	1,571	411
Core Deposits [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
2013	148
2014	128
2015	108
2016	88
2017	68
Thereafter	81
Finite-Lived Intangible Assets, Net	621	104
Customer Relationships [Member]
Acquired Finite-Lived Intangible Assets [Line Items]
2013	235
2014	171
2015	148
2016	124
2017	100
Thereafter	172
Finite-Lived Intangible Assets, Net	$ 950	$ 307