Note 6 - Commitments and Contingencies (Details Textual) - USD ($)	1 Months Ended	3 Months Ended
Sep. 24, 2012	Mar. 31, 2014
Litigation Settlement, Amount	$ 993,386
Payments for Legal Settlements		$ 744,273
Loss Contingency Escrow Deposit		993,386
Loss Contingency Escrow Account Balance		$ 249,000

The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (g)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585

Name:	us-gaap_PaymentsForLegalSettlements
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration