Loans and the Allowance for Loan Losses, Troubled Debt Restructuring (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2016 USD ($) Modification	Sep. 30, 2015 USD ($) Modification	Sep. 30, 2016 USD ($)	Sep. 30, 2016 USD ($) Modification	Sep. 30, 2016 USD ($) Contract	Sep. 30, 2015 USD ($)	Sep. 30, 2015 USD ($) Modification	Sep. 30, 2015 USD ($) Contract	Dec. 31, 2015 USD ($)
Financing Receivable, Modifications [Line Items]
Number of Modifications	9	3		10	8		3	1
Recorded Investment Prior to Modification	$ 1,306	$ 690	$ 1,458			$ 690
Recorded Investment After Modification	1,306	690	1,458			690
Current Investment	1,415	664	1,415	$ 1,415	$ 1,415	664	$ 664	$ 664
Unfunded Commitments on TDRs	0	$ 0	0	0	0	0	$ 0	$ 0
Mortgage Loans in Foreclosure Process, Amount	$ 0		0	$ 0	$ 0				$ 53
Interest Rate Below Market Reduction [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Contract					2			2
Total Mortgage Loans on Real Estate [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Modification	7	3		7			3
Recorded Investment Prior to Modification	$ 1,298	$ 690	1,298			690
Recorded Investment After Modification	1,298	690	1,298			690
Current Investment	$ 1,298	$ 664	1,298	$ 1,298	$ 1,298	664	$ 664	$ 664
Residential 1-4 Family [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Modification	4			4
Recorded Investment Prior to Modification	$ 1,002		1,002
Recorded Investment After Modification	1,002		1,002
Current Investment	$ 1,002		1,002	$ 1,002	1,002
Commercial [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Modification	1	1		1			1
Recorded Investment Prior to Modification	$ 150	$ 194	150			194
Recorded Investment After Modification	150	194	150			194
Current Investment	$ 150	$ 193	150	$ 150	150	193	$ 193	$ 193
Construction [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications		1						1
Recorded Investment Prior to Modification		$ 435				435
Recorded Investment After Modification		435				435
Current Investment		$ 410				410	410	$ 410
Second Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications	1	1		1				1
Recorded Investment Prior to Modification	$ 53	$ 61	53			61
Recorded Investment After Modification	53	61	53			61
Current Investment	$ 53	$ 61	53	$ 53	53	$ 61	$ 61	$ 61
Equity Line of Credit [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Modification	1			1
Recorded Investment Prior to Modification	$ 93		93
Recorded Investment After Modification	93		93
Current Investment	93		93	$ 93	93
Commercial Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Modification				1
Recorded Investment Prior to Modification			152
Recorded Investment After Modification			152
Current Investment	$ 109		109	$ 109	109
Consumer Portfolio Segment [Member]
Financing Receivable, Modifications [Line Items]
Number of Modifications | Modification	2			2
Recorded Investment Prior to Modification	$ 8		8
Recorded Investment After Modification	8		8
Current Investment	$ 8		$ 8	$ 8	$ 8