Loans, Receivables Past Due (Details) - USD ($) $ in Thousands		Mar. 31, 2016	Dec. 31, 2015
Non performing loans [Abstract]
90+ and Still Accruing		$ 150	$ 118
Non-Accrual		10,425	10,607
Total Non-performing Loans		10,575	10,725
Accrued interest included in recorded investment		3	2
Aging analysis of loans by class [Abstract]
Total		15,895	15,637
Loans not Past Due		1,527,615	1,504,250
Total loans recorded investment		1,543,510	1,519,887
Accrued interest included in recorded investment		4,528	4,837
Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		6,184	5,881
Accrued interest included in recorded investment		56	53
Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		1,699	1,555
Accrued interest included in recorded investment		21	17
Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		8,012	8,201
Accrued interest included in recorded investment		3	2
Loans Past Due Total [Member]
Aging analysis of loans by class [Abstract]
Accrued interest included in recorded investment		80	72
Loans Not Past Due [Member]
Aging analysis of loans by class [Abstract]
Accrued interest included in recorded investment		4,448	4,765
Commercial [Member]
Aging analysis of loans by class [Abstract]
Total loans recorded investment		772,493	750,267
Accrued interest included in recorded investment		1,607	1,869
Commercial [Member] | Income Producing - Real Estate [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		1,117	1,027
Total Non-performing Loans		1,117	1,027
Aging analysis of loans by class [Abstract]
Total		1,113	1,059
Loans not Past Due		310,604	305,155
Total loans recorded investment		311,717	306,214
Commercial [Member] | Income Producing - Real Estate [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		337	203
Commercial [Member] | Income Producing - Real Estate [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		0	209
Commercial [Member] | Income Producing - Real Estate [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		776	647
Commercial [Member] | Land, Land Development and Construction - Real Estate [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	49
Non-Accrual		168	401
Total Non-performing Loans		168	450
Aging analysis of loans by class [Abstract]
Total		168	252
Loans not Past Due		40,795	44,231
Total loans recorded investment		40,963	44,483
Commercial [Member] | Land, Land Development and Construction - Real Estate [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		0	0
Commercial [Member] | Land, Land Development and Construction - Real Estate [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		0	0
Commercial [Member] | Land, Land Development and Construction - Real Estate [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		168	252
Commercial [Member] | Commercial and Industrial [Member]
Non performing loans [Abstract]
90+ and Still Accruing		147	69
Non-Accrual		2,304	2,028
Total Non-performing Loans		2,451	2,097
Aging analysis of loans by class [Abstract]
Total		775	952
Loans not Past Due		419,038	398,618
Total loans recorded investment		419,813	399,570
Commercial [Member] | Commercial and Industrial [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		354	785
Commercial [Member] | Commercial and Industrial [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		192	16
Commercial [Member] | Commercial and Industrial [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		229	151
Mortgage [Member]
Aging analysis of loans by class [Abstract]
Total loans recorded investment		506,253	502,724
Accrued interest included in recorded investment	[1]	2,249	2,270
Mortgage [Member] | 1-4 Family [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		4,795	4,744
Total Non-performing Loans		4,795	4,744
Aging analysis of loans by class [Abstract]
Total		7,962	7,327
Loans not Past Due		275,295	272,298
Total loans recorded investment		283,257	279,625
Accrued interest included in recorded investment	[1]	1,368	1,396
Mortgage [Member] | 1-4 Family [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		2,505	1,943
Mortgage [Member] | 1-4 Family [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		662	640
Mortgage [Member] | 1-4 Family [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		4,795	4,744
Mortgage [Member] | Resort Lending [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		805	1,094
Total Non-performing Loans		805	1,094
Aging analysis of loans by class [Abstract]
Total		1,482	1,401
Loans not Past Due		111,434	114,619
Total loans recorded investment		112,916	116,020
Accrued interest included in recorded investment	[1]	489	477
Mortgage [Member] | Resort Lending [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		677	307
Mortgage [Member] | Resort Lending [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		0	0
Mortgage [Member] | Resort Lending [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		805	1,094
Mortgage [Member] | Home Equity - 1st Lien [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		154	187
Total Non-performing Loans		154	187
Aging analysis of loans by class [Abstract]
Total		220	237
Loans not Past Due		26,024	22,327
Total loans recorded investment		26,244	22,564
Accrued interest included in recorded investment	[1]	93	87
Mortgage [Member] | Home Equity - 1st Lien [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		66	50
Mortgage [Member] | Home Equity - 1st Lien [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		0	0
Mortgage [Member] | Home Equity - 1st Lien [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		154	187
Mortgage [Member] | Home Equity - 2nd Lien [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		268	147
Total Non-performing Loans		268	147
Aging analysis of loans by class [Abstract]
Total		790	640
Loans not Past Due		51,620	50,618
Total loans recorded investment		52,410	51,258
Accrued interest included in recorded investment	[1]	195	196
Mortgage [Member] | Home Equity - 2nd Lien [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		235	439
Mortgage [Member] | Home Equity - 2nd Lien [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		287	54
Mortgage [Member] | Home Equity - 2nd Lien [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		268	147
Mortgage [Member] | Purchased Loans [Member]
Non performing loans [Abstract]
90+ and Still Accruing		3	0
Non-Accrual		2	2
Total Non-performing Loans		5	2
Aging analysis of loans by class [Abstract]
Total		18	12
Loans not Past Due		31,408	33,245
Total loans recorded investment		31,426	33,257
Accrued interest included in recorded investment	[1]	104	114
Mortgage [Member] | Purchased Loans [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		12	9
Mortgage [Member] | Purchased Loans [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		1	1
Mortgage [Member] | Purchased Loans [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		5	2
Installment [Member]
Aging analysis of loans by class [Abstract]
Total loans recorded investment		232,459	232,297
Accrued interest included in recorded investment	[1]	672	698
Installment [Member] | Home Equity - 1st Lien [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		79	106
Total Non-performing Loans		79	106
Aging analysis of loans by class [Abstract]
Total		784	528
Loans not Past Due		15,429	16,707
Total loans recorded investment		16,213	17,235
Accrued interest included in recorded investment	[1]	69	78
Installment [Member] | Home Equity - 1st Lien [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		529	315
Installment [Member] | Home Equity - 1st Lien [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		176	107
Installment [Member] | Home Equity - 1st Lien [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		79	106
Installment [Member] | Home Equity - 2nd Lien [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		344	443
Total Non-performing Loans		344	443
Aging analysis of loans by class [Abstract]
Total		692	823
Loans not Past Due		18,367	19,727
Total loans recorded investment		19,059	20,550
Accrued interest included in recorded investment	[1]	73	83
Installment [Member] | Home Equity - 2nd Lien [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		215	231
Installment [Member] | Home Equity - 2nd Lien [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		133	149
Installment [Member] | Home Equity - 2nd Lien [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		344	443
Installment [Member] | Loans Not Secured By Real Estate [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		384	421
Total Non-performing Loans		384	421
Aging analysis of loans by class [Abstract]
Total		878	1,071
Loans not Past Due		194,202	191,262
Total loans recorded investment		195,080	192,333
Accrued interest included in recorded investment	[1]	514	520
Installment [Member] | Loans Not Secured By Real Estate [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		386	567
Installment [Member] | Loans Not Secured By Real Estate [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		108	83
Installment [Member] | Loans Not Secured By Real Estate [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		384	421
Installment [Member] | Other [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		2	2
Total Non-performing Loans		2	2
Aging analysis of loans by class [Abstract]
Total		16	20
Loans not Past Due		2,091	2,159
Total loans recorded investment		2,107	2,179
Accrued interest included in recorded investment	[1]	16	17
Installment [Member] | Other [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		3	15
Installment [Member] | Other [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		11	3
Installment [Member] | Other [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		2	2
Payment Plan Receivables [Member]
Aging analysis of loans by class [Abstract]
Total loans recorded investment		32,305	34,599
Accrued interest included in recorded investment		0	0
Payment Plan Receivables [Member] | Other [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		1	1
Total Non-performing Loans		1	1
Aging analysis of loans by class [Abstract]
Total		158	114
Loans not Past Due		7,502	6,156
Total loans recorded investment		7,660	6,270
Payment Plan Receivables [Member] | Other [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		154	110
Payment Plan Receivables [Member] | Other [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		3	3
Payment Plan Receivables [Member] | Other [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		1	1
Payment Plan Receivables [Member] | Full Refund [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		2	2
Total Non-performing Loans		2	2
Aging analysis of loans by class [Abstract]
Total		475	556
Loans not Past Due		17,609	21,294
Total loans recorded investment		18,084	21,850
Payment Plan Receivables [Member] | Full Refund [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		408	492
Payment Plan Receivables [Member] | Full Refund [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		65	62
Payment Plan Receivables [Member] | Full Refund [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		2	2
Payment Plan Receivables [Member] | Partial Refund [Member]
Non performing loans [Abstract]
90+ and Still Accruing		0	0
Non-Accrual		0	2
Total Non-performing Loans		0	2
Aging analysis of loans by class [Abstract]
Total		364	645
Loans not Past Due		6,197	5,834
Total loans recorded investment		6,561	6,479
Payment Plan Receivables [Member] | Partial Refund [Member] | Loans Past Due, 30-59 days [Member]
Aging analysis of loans by class [Abstract]
Total		303	415
Payment Plan Receivables [Member] | Partial Refund [Member] | Loans Past Due, 60-89 days [Member]
Aging analysis of loans by class [Abstract]
Total		61	228
Payment Plan Receivables [Member] | Partial Refund [Member] | Loans Past Due, 90+ days [Member]
Aging analysis of loans by class [Abstract]
Total		$ 0	$ 2

[1] Credit scores have been updated within the last twelve months.