Fair Value (Fair Value, Assets and Liabilities Measured on Nonrecurring Basis) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans with specific valuation allowances	$ 4,217	$ 4,225
Other real estate owned	3,274	3,309	$ 3,144	$ 6,552
Level 1
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans with specific valuation allowances	0	0
Other real estate owned	0	0
Assets, Fair Value Disclosure, Nonrecurring	0	0
Level 2
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans with specific valuation allowances	0	0
Other real estate owned	0	0
Assets, Fair Value Disclosure, Nonrecurring	0	0
Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impaired loans with specific valuation allowances	50	1,423
Other real estate owned	3,274	3,309
Assets, Fair Value Disclosure, Nonrecurring	$ 3,324	$ 4,732