Note 5 - Past Due Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	$ 1,093,771	$ 1,039,637
Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	10,771	835
Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	498	1,375
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	634	229
Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	11,903	2,439
Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	1,081,868	1,037,198
State and Political Subdivisions [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	18,708
State and Political Subdivisions [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
State and Political Subdivisions [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
State and Political Subdivisions [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
State and Political Subdivisions [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	919,415
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	137,086	160,875	$ 160,875
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	77	0
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0	1,157
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0	0
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	77	1,157
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	137,009	159,718
Commercial Portfolio Segment [Member] | Construction and Land Development [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	116,173
Commercial Portfolio Segment [Member] | Construction and Land Development [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction and Land Development [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction and Land Development [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction and Land Development [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction and Land Development [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	116,173
Commercial Portfolio Segment [Member] | Real Estate Secured by Multi-Family Properties [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	109,193
Commercial Portfolio Segment [Member] | Real Estate Secured by Multi-Family Properties [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured by Multi-Family Properties [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured by Multi-Family Properties [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured by Multi-Family Properties [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured by Multi-Family Properties [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	109,193
Commercial Portfolio Segment [Member] | Real Estate Secured By Owner-Occupied Properties [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	160,695
Commercial Portfolio Segment [Member] | Real Estate Secured By Owner-Occupied Properties [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	186
Commercial Portfolio Segment [Member] | Real Estate Secured By Owner-Occupied Properties [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured By Owner-Occupied Properties [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured By Owner-Occupied Properties [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	160,509
Commercial Portfolio Segment [Member] | Real Estate Secured by Other Commercial Properties [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	265,101
Commercial Portfolio Segment [Member] | Real Estate Secured by Other Commercial Properties [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	9,675
Commercial Portfolio Segment [Member] | Real Estate Secured by Other Commercial Properties [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured by Other Commercial Properties [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real Estate Secured by Other Commercial Properties [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	255,426
Commercial Portfolio Segment [Member] | Revolving real estate secured by 1-4 family properties-business
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	5,442
Commercial Portfolio Segment [Member] | Revolving real estate secured by 1-4 family properties-business | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Revolving real estate secured by 1-4 family properties-business | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Revolving real estate secured by 1-4 family properties-business | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Revolving real estate secured by 1-4 family properties-business | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Revolving real estate secured by 1-4 family properties-business | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	5,442
Commercial Portfolio Segment [Member] | Construction - Individual [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction - Individual [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction - Individual [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction - Individual [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction - Individual [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Construction - Individual [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by 1st lein on 1-4 family properties-business [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	103,572
Commercial Portfolio Segment [Member] | Real estate secured by 1st lein on 1-4 family properties-business [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	323
Commercial Portfolio Segment [Member] | Real estate secured by 1st lein on 1-4 family properties-business [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by 1st lein on 1-4 family properties-business [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by 1st lein on 1-4 family properties-business [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	103,249
Commercial Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-business
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	3,445
Commercial Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-business | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-business | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-business | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-business | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Commercial Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-business | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	3,445
Commercial Portfolio Segment [Member] | State and Political Subdivisions [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	18,708
Commercial Portfolio Segment [Member] | State and Political Subdivisions [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	18,708
Commercial Portfolio Segment [Member] | Construction Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		62,955	62,955
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Construction Loans [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		62,955
Commercial Portfolio Segment [Member] | Secured by Commercial Real Estate [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		518,070	518,070
Commercial Portfolio Segment [Member] | Secured by Commercial Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Secured by Commercial Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Secured by Commercial Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Secured by Commercial Real Estate [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Secured by Commercial Real Estate [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		518,070
Commercial Portfolio Segment [Member] | Secured by Residential Real Estate [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		103,419	103,419
Commercial Portfolio Segment [Member] | Secured by Residential Real Estate [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Secured by Residential Real Estate [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Commercial Portfolio Segment [Member] | Secured by Residential Real Estate [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		13
Commercial Portfolio Segment [Member] | Secured by Residential Real Estate [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		13
Commercial Portfolio Segment [Member] | Secured by Residential Real Estate [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		103,406
State and Political Subdivisions Portfolio Segment [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		20,971	20,971
State and Political Subdivisions Portfolio Segment [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
State and Political Subdivisions Portfolio Segment [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
State and Political Subdivisions Portfolio Segment [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
State and Political Subdivisions Portfolio Segment [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
State and Political Subdivisions Portfolio Segment [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		20,971
Retail Portfolio Segment [Member] | Consumer Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		4,113	4,113
Retail Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		37
Retail Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		50
Retail Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Retail Portfolio Segment [Member] | Consumer Loans [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		87
Retail Portfolio Segment [Member] | Consumer Loans [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		4,026
Retail Portfolio Segment [Member] | 1-4 Family Residential Mortgages [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	108,906
Retail Portfolio Segment [Member] | 1-4 Family Residential Mortgages [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	433
Retail Portfolio Segment [Member] | 1-4 Family Residential Mortgages [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	381
Retail Portfolio Segment [Member] | 1-4 Family Residential Mortgages [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	481
Retail Portfolio Segment [Member] | 1-4 Family Residential Mortgages [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	1,295
Retail Portfolio Segment [Member] | 1-4 Family Residential Mortgages [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	107,611
Retail Portfolio Segment [Member] | Construction - Individual [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Family Residential Mortgages [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	108,906	105,654	105,654
Retail Portfolio Segment [Member] | Family Residential Mortgages [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		703
Retail Portfolio Segment [Member] | Family Residential Mortgages [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		168
Retail Portfolio Segment [Member] | Family Residential Mortgages [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		216
Retail Portfolio Segment [Member] | Family Residential Mortgages [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		1,087
Retail Portfolio Segment [Member] | Family Residential Mortgages [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		104,567
Retail Portfolio Segment [Member] | Home Equity Loans and Lines [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		63,580	$ 63,580
Retail Portfolio Segment [Member] | Home Equity Loans and Lines [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		95
Retail Portfolio Segment [Member] | Home Equity Loans and Lines [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Retail Portfolio Segment [Member] | Home Equity Loans and Lines [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		0
Retail Portfolio Segment [Member] | Home Equity Loans and Lines [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		95
Retail Portfolio Segment [Member] | Home Equity Loans and Lines [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans		$ 63,485
Retail Portfolio Segment [Member] | Revolving home equity secured by 1-4 family properties-personal [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	34,231
Retail Portfolio Segment [Member] | Revolving home equity secured by 1-4 family properties-personal [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	56
Retail Portfolio Segment [Member] | Revolving home equity secured by 1-4 family properties-personal [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Revolving home equity secured by 1-4 family properties-personal [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	129
Retail Portfolio Segment [Member] | Revolving home equity secured by 1-4 family properties-personal [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	185
Retail Portfolio Segment [Member] | Revolving home equity secured by 1-4 family properties-personal [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	34,046
Retail Portfolio Segment [Member] | Real Estate Secured By 1st Lein on 1-4 Family Properties-Personal
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	11,981
Retail Portfolio Segment [Member] | Real Estate Secured By 1st Lein on 1-4 Family Properties-Personal | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Real Estate Secured By 1st Lein on 1-4 Family Properties-Personal | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	96
Retail Portfolio Segment [Member] | Real Estate Secured By 1st Lein on 1-4 Family Properties-Personal | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Real Estate Secured By 1st Lein on 1-4 Family Properties-Personal | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	96
Retail Portfolio Segment [Member] | Real Estate Secured By 1st Lein on 1-4 Family Properties-Personal | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	11,885
Retail Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-personal
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	15,625
Retail Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-personal | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-personal | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-personal | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	18
Retail Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-personal | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	18
Retail Portfolio Segment [Member] | Real estate secured by junior lein on 1-4 family properties-personal | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	15,607
Retail Portfolio Segment [Member] | Student Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	1,662
Retail Portfolio Segment [Member] | Student Loans [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Student Loans [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	11
Retail Portfolio Segment [Member] | Student Loans [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	6
Retail Portfolio Segment [Member] | Student Loans [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	17
Retail Portfolio Segment [Member] | Student Loans [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	1,645
Retail Portfolio Segment [Member] | Overdrafts [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	194
Retail Portfolio Segment [Member] | Overdrafts [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	21
Retail Portfolio Segment [Member] | Overdrafts [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	2
Retail Portfolio Segment [Member] | Overdrafts [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Overdrafts [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	23
Retail Portfolio Segment [Member] | Overdrafts [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	171
Retail Portfolio Segment [Member] | Other Consumer [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	1,757
Retail Portfolio Segment [Member] | Other Consumer [Member] | Financing Receivables, 30 to 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Other Consumer [Member] | Financing Receivables, 60 to 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	8
Retail Portfolio Segment [Member] | Other Consumer [Member] | Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	0
Retail Portfolio Segment [Member] | Other Consumer [Member] | Financing Receivables, Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	8
Retail Portfolio Segment [Member] | Other Consumer [Member] | Current Loans [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Loans	$ 1,749