Note 4 - Loans Receivable and Allowance for Loan and Lease Losses - Delinquency Status of Performing and Non-performing Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021	Dec. 31, 2020
Loans receivable, gross	$ 714,538		$ 730,180
Business Activities Loans [Member]
Loans receivable, gross	714,538	$ 714,538	730,180
Non-accruing loans	28,046	28,046	20,005
Commercial Real Estate Portfolio Segment [Member]
Loans receivable, gross	315,853		282,378
Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross	315,853	315,853	282,378
Non-accruing loans		19,223	14,534
Residential Portfolio Segment [Member]
Loans receivable, gross	171,800		153,851
Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross	171,800	171,800	153,851
Non-accruing loans		4,473	3,854
Commercial Portfolio Segment [Member]
Loans receivable, gross	119,688		144,297
Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross	119,688	119,688	144,297
Non-accruing loans	4,204	4,204	700
Consumer Portfolio Segment [Member]
Loans receivable, gross	53,676		67,635
Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross	53,676	53,676	67,635
Non-accruing loans		146	917
Construction Portfolio Segment [Member]
Loans receivable, gross	41,609		66,984
Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross	41,609	41,609	66,984
Non-accruing loans		0	0
Construction to Permanent Portfolio Segment [Member]
Loans receivable, gross	11,912		15,035
Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross	11,912	11,912	15,035
Non-accruing loans		0	0
Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		651,075	627,917
Non-accruing loans		0	0
Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		268,605	230,824
Non-accruing loans		0	0
Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		163,551	146,137
Non-accruing loans		0	0
Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		111,891	102,340
Non-accruing loans		0	0
Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		53,507	66,597
Non-accruing loans		0	0
Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		41,609	66,984
Non-accruing loans		0	0
Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,912	15,035
Non-accruing loans		0	0
Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		21,941	42,399
Non-accruing loans		0	0
Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		16,751	25,658
Non-accruing loans		0	0
Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		3,776	3,860
Non-accruing loans		0	0
Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,414	12,881
Non-accruing loans		0	0
Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		41,522	59,864
Non-accruing loans		28,046	20,005
Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		30,497	25,896
Non-accruing loans	19,223	19,223	14,534
Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		4,473	3,854
Non-accruing loans	4,473	4,473	3,854
Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		6,383	29,076
Non-accruing loans		4,204	700
Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		169	1,038
Non-accruing loans	$ 146	146	917
Performing Financial Instruments [Member] \| Business Activities Loans [Member]
Loans receivable, gross		686,492	710,175
Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		296,630	267,844
Performing Financial Instruments [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		167,327	149,997
Performing Financial Instruments [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		115,484	143,597
Performing Financial Instruments [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		53,530	66,718
Performing Financial Instruments [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		41,609	66,984
Performing Financial Instruments [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,912	15,035
Performing Financial Instruments [Member] \| Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		651,075	627,917
Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		268,605	230,824
Performing Financial Instruments [Member] \| Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		163,551	146,137
Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		111,891	102,340
Performing Financial Instruments [Member] \| Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		53,507	66,597
Performing Financial Instruments [Member] \| Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		41,609	66,984
Performing Financial Instruments [Member] \| Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,912	15,035
Performing Financial Instruments [Member] \| Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		21,941	42,399
Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		16,751	25,658
Performing Financial Instruments [Member] \| Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		3,776	3,860
Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,414	12,881
Performing Financial Instruments [Member] \| Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		13,476	39,859
Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,274	11,362
Performing Financial Instruments [Member] \| Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2,179	28,376
Performing Financial Instruments [Member] \| Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		23	121
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2,657	1,436
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		428	354
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		50	478
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,557	603
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		18	1
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		604	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2,000	479
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		428	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		50	478
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		900	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		18	1
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		604	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		657	957
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	354
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		657	603
Financial Asset, 30 to 59 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,272	7,034
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	361
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,270	4,322
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	2,351
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		584	2,921
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	361
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		582	209
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	2,351
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	4,000
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	4,000
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		688	113
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		688	113
Financial Asset, 60 to 89 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	16
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	9
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	7
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	7
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	7
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	9
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	9
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Business Activities Loans [Member]
Loans receivable, gross		3,929	8,486
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		428	363
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		50	839
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2,827	4,925
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		20	8
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	2,351
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		604	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		2,584	3,407
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		428	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		50	839
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,482	209
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		20	8
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	2,351
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		604	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	4,000
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	4,000
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,345	1,079
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	363
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,345	716
Financial Asset, Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Business Activities Loans [Member]
Loans receivable, gross		682,563	701,689
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		296,202	267,481
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		167,277	149,158
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		112,657	138,672
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		53,510	66,710
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		41,609	64,633
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,308	15,035
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Business Activities Loans [Member]
Loans receivable, gross		648,491	624,510
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		268,177	230,824
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		163,501	145,298
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		110,409	102,131
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		53,487	66,589
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		41,609	64,633
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Pass [Member] \| Construction to Permanent Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,308	15,035
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Business Activities Loans [Member]
Loans receivable, gross		21,941	38,399
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial and Industrial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		16,751	25,658
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		3,776	3,860
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Special Mention [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		1,414	8,881
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Business Activities Loans [Member]
Loans receivable, gross		12,131	38,780
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Real Estate Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		11,274	10,999
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Residential Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		0	0
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Commercial Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		834	27,660
Financial Asset, Not Past Due [Member] \| Performing Financial Instruments [Member] \| Substandard [Member] \| Consumer Portfolio Segment [Member] \| Business Activities Loans [Member]
Loans receivable, gross		$ 23	$ 121

Note 4 - Loans Receivable and Allowance for Loan and Lease Losses - Delinquency Status of Performing and Non-performing Loans (Details) - USD ($)
$ in Thousands