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Loans, Part IV (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014 contract loan	Sep. 30, 2013 contract	Sep. 30, 2014 contract loan	Sep. 30, 2013 contract	Dec. 31, 2013 loan
Troubled Debt Restructurings [Abstract]
Number of Contracts	2	22	4	46
Pre- Modification Outstanding Recorded Investment	$ 300	$ 2,103	$ 894	$ 3,669
Post- Modification Outstanding Recorded Investment	286	2,103	869	3,669
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	1	0	7	1
Recorded Investment on Defaulted TDRs	162	0	1,051	106
Number of restructured loans	27		27		35
Total restructured loans	7,078		7,078		9,059
TDR activity by loan category [Roll Forward]
Beginning balance	7,627	14,316	9,059	16,773
Defaults	(162)	0	(1,051)	(106)
Additions	300	2,103	894	3,669
Principal reductions	(687)	(3,079)	(1,824)	(6,996)
Ending balance	7,078	13,340	7,078	13,340
Allowance for loan loss	719	941	719	941
Commercial and Business Loans [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	2	0	3	0
Pre- Modification Outstanding Recorded Investment	300	0	350	0
Post- Modification Outstanding Recorded Investment	286	0	335	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	1	0
Recorded Investment on Defaulted TDRs	0	0	0	0
Government Program Loans [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	1	0
Pre- Modification Outstanding Recorded Investment	0	0	544	0
Post- Modification Outstanding Recorded Investment	0	0	534	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	1	0
Recorded Investment on Defaulted TDRs	0	0	0	0
Commercial Real Estate [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	0	0
Pre- Modification Outstanding Recorded Investment	0	0	0	0
Post- Modification Outstanding Recorded Investment	0	0	0	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	0	1
Recorded Investment on Defaulted TDRs	0	0	0	106
TDR activity by loan category [Roll Forward]
Beginning balance	1,410	4,215	1,468	5,395
Defaults	0	0	0	(106)
Additions	0	0	0	0
Principal reductions	(30)	(39)	(88)	(1,113)
Ending balance	1,380	4,176	1,380	4,176
Allowance for loan loss	486	739	486	739
Single Family Residential Loans [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	0	0
Pre- Modification Outstanding Recorded Investment	0	0	0	0
Post- Modification Outstanding Recorded Investment	0	0	0	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	1	0	3	0
Recorded Investment on Defaulted TDRs	162	0	657	0
Home Improvement and Home Equity Loans [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	0	1
Pre- Modification Outstanding Recorded Investment	0	0	0	44
Post- Modification Outstanding Recorded Investment	0	0	0	44
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	0	0
Recorded Investment on Defaulted TDRs	0	0	0	0
TDR activity by loan category [Roll Forward]
Beginning balance	0	44	0	10
Defaults	0	0	0	0
Additions	0	0	0	44
Principal reductions	0	(44)	0	(54)
Ending balance	0	0	0	0
Allowance for loan loss	0	0	0	0
Installment and Other [Member]
TDR activity by loan category [Roll Forward]
Beginning balance	46	0	48	38
Defaults	0	0	0	0
Additions	0	0	0	0
Principal reductions	(1)	0	(3)	(38)
Ending balance	45	0	45	0
Allowance for loan loss	2	0	2	0
Commercial Lease Financing [Member]
TDR activity by loan category [Roll Forward]
Beginning balance	0	0
Defaults	0	0
Additions	0	0
Principal reductions	0	0
Ending balance	0	0	0	0
Allowance for loan loss	0	0	0	0
RE Construction and Development Loans [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	22	0	45
Pre- Modification Outstanding Recorded Investment	0	2,103	0	3,625
Post- Modification Outstanding Recorded Investment	0	2,103	0	3,625
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	2	0
Recorded Investment on Defaulted TDRs	0	0	394	0
TDR activity by loan category [Roll Forward]
Beginning balance	490	2,411	1,551	2,860
Defaults	0	0	(395)	0
Additions	0	2,103	0	3,625
Principal reductions	(4)	(1,409)	(670)	(3,380)
Ending balance	486	3,105	486	3,105
Allowance for loan loss	0	88	0	88
Agricultural [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	0	0
Pre- Modification Outstanding Recorded Investment	0	0	0	0
Post- Modification Outstanding Recorded Investment	0	0	0	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	0	0
Recorded Investment on Defaulted TDRs	0	0	0	0
TDR activity by loan category [Roll Forward]
Beginning balance	38	51	44	191
Defaults	0	0	0	0
Additions	0	0	0	0
Principal reductions	(3)	(3)	(9)	(143)
Ending balance	35	48	35	48
Allowance for loan loss	0	0	0	0
Consumer Loans [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	0	0
Pre- Modification Outstanding Recorded Investment	0	0	0	0
Post- Modification Outstanding Recorded Investment	0	0	0	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	0	0
Recorded Investment on Defaulted TDRs	0	0	0	0
Overdraft Protection Lines [Member]
Troubled Debt Restructurings [Abstract]
Number of Contracts	0	0	0	0
Pre- Modification Outstanding Recorded Investment	0	0	0	0
Post- Modification Outstanding Recorded Investment	0	0	0	0
Troubled debt restructuring that defaulted [Abstract]
Number of Contracts in Default	0	0	0	0
Recorded Investment on Defaulted TDRs	0	0	0	0
Commercial and Industrial [Member]
TDR activity by loan category [Roll Forward]
Beginning balance	1,107	812	675	990
Defaults	0	0	0	0
Additions	300	0	894	0
Principal reductions	(532)	(114)	(694)	(292)
Ending balance	875	698	875	698
Allowance for loan loss	47	5	47	5
Residential Mortgage [Member]
TDR activity by loan category [Roll Forward]
Beginning balance	4,536	6,783	5,273	7,289
Defaults	(162)	0	(656)	0
Additions	0	0	0	0
Principal reductions	(117)	(1,470)	(360)	(1,976)
Ending balance	4,257	5,313	4,257	5,313
Allowance for loan loss	$ 184	$ 109	$ 184	$ 109

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