Loans and the Allowance for Loan Losses, Past Due (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013	Dec. 31, 2013
Loans, Aging [Abstract]
30 to 59 Days Past Due	$ 2,241			$ 1,578
60 to 89 Days Past Due	652			896
90 or More Days Past Due	7,390			6,955
Total Past Due	10,283			9,429
Total Current Loans	499,275	[1]		491,270	[1]
Ending balance	509,558			500,699
Recorded Investment > 90 Days Past Due and Accruing	1,198			546
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	10,293			11,324
Interest income that would have been recorded under original loan terms [Abstract]
Interest income that would have been recorded under original loan terms	213		140
Actual interest income recorded for the period	112		20
Reduction in interest income on non accrual loans	101		120
Percent Guaranteed on Student Loans	97 - 98%			97 - 98%
Residential 1-4 Family [Member]
Loans, Aging [Abstract]
Ending balance	84,570			84,500
Commercial [Member]
Loans, Aging [Abstract]
Ending balance	298,282			287,071
Construction [Member]
Loans, Aging [Abstract]
Ending balance	13,365			14,505
Second Mortgages [Member]
Loans, Aging [Abstract]
Ending balance	13,002			13,232
Equity Line of Credit [Member]
Loans, Aging [Abstract]
Ending balance	34,514			32,163
Total Mortgage Loans on Real Estate [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	1,612			583
60 to 89 Days Past Due	123			796
90 or More Days Past Due	6,480			6,936
Total Past Due	8,215			8,315
Total Current Loans	435,518	[1]		423,156	[1]
Ending balance	443,733			431,471
Recorded Investment > 90 Days Past Due and Accruing	437			527
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	10,144			11,175
Total Mortgage Loans on Real Estate [Member] | Residential 1-4 Family [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	598			324
60 to 89 Days Past Due	56			82
90 or More Days Past Due	3,509			4,304
Total Past Due	4,163			4,710
Total Current Loans	80,407	[1]		79,790	[1]
Ending balance	84,570			84,500
Recorded Investment > 90 Days Past Due and Accruing	0			493
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	3,771			4,024
Total Mortgage Loans on Real Estate [Member] | Commercial [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	901			120
60 to 89 Days Past Due	0			704
90 or More Days Past Due	508			53
Total Past Due	1,409			877
Total Current Loans	296,873	[1]		286,194	[1]
Ending balance	298,282			287,071
Recorded Investment > 90 Days Past Due and Accruing	356			0
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	3,992			4,606
Total Mortgage Loans on Real Estate [Member] | Construction [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	0			0
60 to 89 Days Past Due	67			0
90 or More Days Past Due	2,382			2,545
Total Past Due	2,449			2,545
Total Current Loans	10,916	[1]		11,960	[1]
Ending balance	13,365			14,505
Recorded Investment > 90 Days Past Due and Accruing	0			0
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	2,381			2,545
Total Mortgage Loans on Real Estate [Member] | Second Mortgages [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	53			0
60 to 89 Days Past Due	0			10
90 or More Days Past Due	81			34
Total Past Due	134			44
Total Current Loans	12,868	[1]		13,188	[1]
Ending balance	13,002			13,232
Recorded Investment > 90 Days Past Due and Accruing	81			34
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	0			0
Total Mortgage Loans on Real Estate [Member] | Equity Line of Credit [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	60			139
60 to 89 Days Past Due	0			0
90 or More Days Past Due	0			0
Total Past Due	60			139
Total Current Loans	34,454	[1]		32,024	[1]
Ending balance	34,514			32,163
Recorded Investment > 90 Days Past Due and Accruing	0			0
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	0			0
Commercial Loans [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	34			15
60 to 89 Days Past Due	0			80
90 or More Days Past Due	184			0
Total Past Due	218			95
Total Current Loans	31,379	[1]		30,607	[1]
Ending balance	31,597			30,702
Recorded Investment > 90 Days Past Due and Accruing	35			0
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	149			149
Consumer Loans [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	561			929
60 to 89 Days Past Due	526			5
90 or More Days Past Due	718			5
Total Past Due	1,805			939
Total Current Loans	17,704	[1]		18,852	[1]
Ending balance	19,509			19,791
Recorded Investment > 90 Days Past Due and Accruing	718			5
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	0			0
Consumer Loans [Member] | Guaranteed Student Loans [Member]
Loans, Aging [Abstract]
Total Past Due	1,719			744
Other [Member]
Loans, Aging [Abstract]
30 to 59 Days Past Due	34			51
60 to 89 Days Past Due	3			15
90 or More Days Past Due	8			14
Total Past Due	45			80
Total Current Loans	14,674	[1]		18,655	[1]
Ending balance	14,719			18,735
Recorded Investment > 90 Days Past Due and Accruing	8			14
Loans in nonaccrual status by class of loan [Abstract]
Loans in nonaccrual status	$ 0			$ 0

[1] For purposes of this table, Total Current Loans includes loans that are 1 - 29 days past due.