Note 15 - Goodwill and Other Intangible Assets (Details) (Other Intangible Assets [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Other Intangible Assets [Member]
Note 15 - Goodwill and Other Intangible Assets (Details) [Line Items]
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	$ 560

Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the next fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 2

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16323-109275

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