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Note 4 - Loan Receivables and Allowance for Loan and Lease Losses - Delinquency Status of Performing and Non-performing Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Loans receivable, gross	$ 676,676	$ 730,180
Business Activities Loans [Member]
Loans receivable, gross	676,676	730,180
Non-accruing loans	24,587	20,005
Commercial Real Estate Portfolio Segment [Member]
Loans receivable, gross	261,461	282,378
Commercial Real Estate Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	261,461	282,378
Non-accruing loans	17,034	14,534
Residential Portfolio Segment [Member]
Loans receivable, gross	147,947	153,851
Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	147,947	153,851
Non-accruing loans	4,464	3,854
Commercial Portfolio Segment [Member]
Loans receivable, gross	138,966	144,297
Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	138,966	144,297
Non-accruing loans	2,532	700
Consumer Portfolio Segment [Member]
Loans receivable, gross	56,485	67,635
Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	56,485	67,635
Non-accruing loans	557	917
Construction Portfolio Segment [Member]
Loans receivable, gross	55,523	66,984
Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	55,523	66,984
Non-accruing loans
Construction to Permanent Portfolio Segment [Member]
Loans receivable, gross	16,294	15,035
Construction to Permanent Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	16,294	15,035
Non-accruing loans
Pass [Member] | Business Activities Loans [Member]
Loans receivable, gross	576,746	627,917
Non-accruing loans
Pass [Member] | Commercial Real Estate Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	211,987	230,824
Non-accruing loans
Pass [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	139,651	146,137
Non-accruing loans
Pass [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	97,483	102,340
Non-accruing loans
Pass [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	55,808	66,597
Non-accruing loans
Pass [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	55,523	66,984
Non-accruing loans
Pass [Member] | Construction to Permanent Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	16,294	15,035
Non-accruing loans
Special Mention [Member] | Business Activities Loans [Member]
Loans receivable, gross	37,253	42,399
Non-accruing loans
Special Mention [Member] | Commercial and Industrial Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	25,072	25,658
Non-accruing loans
Special Mention [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	3,832	3,860
Non-accruing loans
Special Mention [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	8,349	12,881
Non-accruing loans
Substandard [Member] | Business Activities Loans [Member]
Loans receivable, gross	62,677	59,864
Non-accruing loans	24,587	20,005
Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	24,402	25,896
Non-accruing loans	17,034	14,534
Substandard [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	4,464	3,854
Non-accruing loans	4,464	3,854
Substandard [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	33,134	29,076
Non-accruing loans	2,532	700
Substandard [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Loans receivable, gross	677	1,038
Non-accruing loans	557	917
Performing Financial Instruments [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	9,023	8,486
Performing (accruing) loans, current	643,066	701,689
Loans receivable, gross	652,089	710,175
Performing Financial Instruments [Member] | Commercial Real Estate Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	1,618	363
Performing (accruing) loans, current	242,809	267,481
Loans receivable, gross	244,427	267,844
Performing Financial Instruments [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	592	839
Performing (accruing) loans, current	142,891	149,158
Loans receivable, gross	143,483	149,997
Performing Financial Instruments [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	5,216	4,925
Performing (accruing) loans, current	131,218	138,672
Loans receivable, gross	136,434	143,597
Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	7	8
Performing (accruing) loans, current	55,921	66,710
Loans receivable, gross	55,928	66,718
Performing Financial Instruments [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	866	2,351
Performing (accruing) loans, current	54,657	64,633
Loans receivable, gross	55,523	66,984
Performing Financial Instruments [Member] | Construction to Permanent Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	724
Performing (accruing) loans, current	15,570	15,035
Loans receivable, gross	16,294	15,035
Performing Financial Instruments [Member] | Pass [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	6,472	3,407
Performing (accruing) loans, current	570,274	624,510
Loans receivable, gross	576,746	627,917
Performing Financial Instruments [Member] | Pass [Member] | Commercial Real Estate Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	1,267
Performing (accruing) loans, current	210,720	230,824
Loans receivable, gross	211,987	230,824
Performing Financial Instruments [Member] | Pass [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	592	839
Performing (accruing) loans, current	139,059	145,298
Loans receivable, gross	139,651	146,137
Performing Financial Instruments [Member] | Pass [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	3,016	209
Performing (accruing) loans, current	94,467	102,131
Loans receivable, gross	97,483	102,340
Performing Financial Instruments [Member] | Pass [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	7	8
Performing (accruing) loans, current	55,801	66,589
Loans receivable, gross	55,808	66,597
Performing Financial Instruments [Member] | Pass [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	866	2,351
Performing (accruing) loans, current	54,657	64,633
Loans receivable, gross	55,523	66,984
Performing Financial Instruments [Member] | Pass [Member] | Construction to Permanent Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	724
Performing (accruing) loans, current	15,570	15,035
Loans receivable, gross	16,294	15,035
Performing Financial Instruments [Member] | Special Mention [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	123	4,000
Performing (accruing) loans, current	37,130	38,399
Loans receivable, gross	37,253	42,399
Performing Financial Instruments [Member] | Special Mention [Member] | Commercial and Industrial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Performing (accruing) loans, current	25,072	25,658
Loans receivable, gross	25,072	25,658
Performing Financial Instruments [Member] | Special Mention [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Performing (accruing) loans, current	3,832	3,860
Loans receivable, gross	3,832	3,860
Performing Financial Instruments [Member] | Special Mention [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	123	4,000
Performing (accruing) loans, current	8,226	8,881
Loans receivable, gross	8,349	12,881
Performing Financial Instruments [Member] | Substandard [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2,428	1,079
Performing (accruing) loans, current	35,662	38,780
Loans receivable, gross	38,090	39,859
Performing Financial Instruments [Member] | Substandard [Member] | Commercial Real Estate Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	351	363
Performing (accruing) loans, current	7,017	10,999
Loans receivable, gross	7,368	11,362
Performing Financial Instruments [Member] | Substandard [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Performing (accruing) loans, current
Loans receivable, gross
Performing Financial Instruments [Member] | Substandard [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2,077	716
Performing (accruing) loans, current	28,525	27,660
Loans receivable, gross	30,602	28,376
Performing Financial Instruments [Member] | Substandard [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Performing (accruing) loans, current	120	121
Loans receivable, gross	120	121
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	4,544	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]
Performing (accruing) loans, past due	868	354
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	592	478
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2,216	603
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2	1
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	866
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Construction to Permanent Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	1,993	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]
Performing (accruing) loans, past due	517
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	592	478
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	16
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2	1
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	866
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]
Performing (accruing) loans, past due
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	123
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]
Performing (accruing) loans, past due
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	123
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2,428	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]
Performing (accruing) loans, past due	351	354
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	2,077	603
Financial Asset, 30 to 59 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	4,479	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]
Performing (accruing) loans, past due	750
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		361
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	3,000	4,322
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	5
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due	724
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	4,479	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]
Performing (accruing) loans, past due	750
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		361
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	3,000	209
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due	5
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Construction Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due	724
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		4,000
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Residential Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		113
Financial Asset, 60 to 89 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Performing Financial Instruments [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Performing Financial Instruments [Member] | Commercial Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Performing Financial Instruments [Member] | Consumer Portfolio Segment [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Performing Financial Instruments [Member] | Pass [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Performing Financial Instruments [Member] | Special Mention [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
Financial Asset, Equal to or Greater than 90 Days Past Due [Member] | Performing Financial Instruments [Member] | Substandard [Member] | Business Activities Loans [Member]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due		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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due
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]
Performing (accruing) loans, past due

X

- Definition

Amount of financing receivable not past due.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7A
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953401-111524

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 55
-Paragraph 80
-URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 14
-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919253-210447

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Namespace Prefix:	us-gaap_
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Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of financing receivable on nonaccrual status.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 7
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121611835&loc=d3e5111-111524

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 50
-Paragraph 16
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121599337&loc=SL82919258-210447

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Amount of financing receivable past due.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
-Section 55
-Paragraph 80
-URI http://asc.fasb.org/extlink&oid=121647567&loc=SL82922355-210448

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 326
-SubTopic 20
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