Note 5 - Loans Held for Sale (Details) (USD $)	3 Months Ended
Mar. 31, 2015	Dec. 31, 2014
Note 5 - Loans Held for Sale (Details) [Line Items]
Disposal Group, Including Discontinued Operation, Mortgage Loans	$ 7,947,333us-gaap_LoansHeldForSaleMortgages	$ 4,792,943us-gaap_LoansHeldForSaleMortgages
Mortgage Loan Origination, Maximum Transfer Term	120 days
Mortgage Loan Forward Sales Commitments [Member]
Note 5 - Loans Held for Sale (Details) [Line Items]
Derivative, Notional Amount	$ 9,300,000	$ 4,100,000

Amount classified as mortgage loans attributable to disposal group held for sale or disposed of. Excludes loans and leases covered under loss sharing agreements and loans classified as debt securities.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=28367877&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.7(a)(3))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 948

-SubTopic 310

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6490309&loc=d3e48678-111004

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Permanent Investor

-URI http://asc.fasb.org/extlink&oid=6520390

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