Fair Value of Financial Instruments (Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques) (Details) - Fair Value, Inputs, Level 3 [Member] - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
		Mar. 31, 2017	Dec. 31, 2016
Investment Securities - available for sale [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Recurring		$ 20,357	$ 20,254
Fair Value Measurements, Significant Assumptions		Discount Rate
Valuation Technique		Discounted Cash Flow
Fair Value Input, Unobservable Input Value, Description		Range of LIBOR+ 4.50% to 5.50%
Impaired Loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring		$ 5,401	$ 14,537
Fair Value Measurements, Significant Assumptions		Marketability Discount
Valuation Technique		Market Comparable Properties
Fair Value Inputs, Comparability Adjustments, Weighted Average		10.00%	6.50%
Other Real Estate Owned [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring		$ 30	$ 1,201
Fair Value Measurements, Significant Assumptions		Marketability Discount
Valuation Technique		Market Comparable Properties
Fair Value Inputs, Comparability Adjustments		15.00%	15.00%
Minimum [Member] | Investment Securities - available for sale [Member] | London Interbank Offered Rate (LIBOR) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate		4.50%	4.50%
Minimum [Member] | Impaired Loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Comparability Adjustments	[1]	10.00%	4.60%
Maximum [Member] | Investment Securities - available for sale [Member] | London Interbank Offered Rate (LIBOR) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate		5.50%	5.50%
Maximum [Member] | Impaired Loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Comparability Adjustments	[1]	15.10%	31.00%

[1] Range would include discounts taken since appraisal and estimated values