Credit Quality and Nonperforming Assets (Troubled Debt Restructurings including any Subsequent Defaults) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015		Mar. 31, 2014
Financing Receivable, Modifications [Line Items]
Pre-Modification Outstanding Recorded Investment	$ 359		$ 252
Post-Modification Outstanding Recorded Investment	359		252
Reserve Difference	(15)	[1]	23	[1]
Reserve	157		20
Consumer loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	0		1
Pre-Modification Outstanding Recorded Investment			2
Post-Modification Outstanding Recorded Investment			2
Reserve Difference		[1]		[1]
Reserve
Commercial and Industrial [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	2		3
Pre-Modification Outstanding Recorded Investment	43		114
Post-Modification Outstanding Recorded Investment	43		114
Reserve Difference	(19)	[1]	23	[1]
Reserve	13		20
Number Of Loans			1
Recorded Investment			127
Charge-Offs
Real Estate Loans [Member]
Financing Receivable, Modifications [Line Items]
Pre-Modification Outstanding Recorded Investment	316		136
Post-Modification Outstanding Recorded Investment	316		136
Reserve Difference	4	[1]		[1]
Reserve	144
Real Estate Loans [Member] | 1-4 Family - closed end [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	0		1
Pre-Modification Outstanding Recorded Investment			13
Post-Modification Outstanding Recorded Investment			13
Reserve Difference		[1]		[1]
Reserve
Real Estate Loans [Member] | Equity Lines [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	2		0
Pre-Modification Outstanding Recorded Investment	205
Post-Modification Outstanding Recorded Investment	205
Reserve Difference		[1]		[1]
Reserve	139
Real Estate Loans [Member] | Commercial real estate - owner occupied [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	0		1
Pre-Modification Outstanding Recorded Investment			123
Post-Modification Outstanding Recorded Investment			123
Reserve Difference		[1]		[1]
Reserve
Other construction/Land [Member] | Real Estate Loans [Member]
Financing Receivable, Modifications [Line Items]
Number of Loans	2		0
Pre-Modification Outstanding Recorded Investment	111
Post-Modification Outstanding Recorded Investment	111
Reserve Difference	4	[1]		[1]
Reserve	$ 5

[1] This represents the change in the ALLL reserve for these credits measured as the difference between the specific post-modification impairment reserve and the pre-modification reserve calculated under our general allowance for loan loss methodology.