Note 12 - Subsequent Events (Details) (Subsequent Event [Member], Subordinated Notes [Member], USD $) In Millions, unless otherwise specified	0 Months Ended
Aug. 05, 2014	Aug. 05, 2014
Subsequent Event [Member] \| Subordinated Notes [Member]
Note 12 - Subsequent Events (Details) [Line Items]
Proceeds from Issuance of Long-term Debt	$ 70.0
Debt Instrument, Interest Rate, Stated Percentage		5.75%

The cash inflow from a debt initially having maturity due after one year or beyond the operating cycle, if longer.

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

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 14

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585

Name:	us-gaap_ProceedsFromIssuanceOfLongTermDebt
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration