Fair Value Measurements And Fair Values Of Financial Instruments (Fair Value Inputs, Assets, Quantitative Information) (Details) - USD ($) $ in Thousands		3 Months Ended	12 Months Ended
		Mar. 31, 2016	Dec. 31, 2015
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring		$ 5,527	$ 6,353
Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring		5,527	6,353
Impaired Loans [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring	[1]	5,302
Impaired Loans [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring	[1]	$ 5,302
Fair Value Measurements, Valuation Techniques	[2]	Appraisal
Impaired Loans [Member] | Level 3 [Member] | Appraisal Adjustments [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate	[3]	30.00%
Impaired Loans [Member] | Level 3 [Member] | Cost To Sell [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate		8.00%
Impaired Loans [Member] | Level 3 [Member] | Weighted Average [Member] | Appraisal Adjustments [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate	[3]	30.00%
Impaired Loans [Member] | Level 3 [Member] | Weighted Average [Member] | Cost To Sell [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate		8.00%
Premises Held-For-Sale [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring	[1]		225
Premises Held-For-Sale [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring	[1]		225
Other Real Estate Owned [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring	[1]	$ 225	6,128
Other Real Estate Owned [Member] | Level 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Assets, Fair Value Disclosure, Nonrecurring	[1]	$ 225	$ 6,128
Fair Value Measurements, Valuation Techniques	[2]	Appraisal
Other Real Estate Owned [Member] | Level 3 [Member] | Cost To Sell [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate		8.00%	8.00%
Other Real Estate Owned [Member] | Level 3 [Member] | Weighted Average [Member] | Cost To Sell [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair Value Inputs, Discount Rate		8.00%	8.00%

[1] Includes assets directly charged-down to fair value during the year-to-date period.

[2] Valuation and inputs are determined by a third-party pricing service without adjustment.

[3] Qualitative adjustments are discounts specific to each asset and are made as needed.