Note 1 - Background (Details Textual)	Jun. 26, 2016
Repreve Renewables LLC [Member]
Majority Interest Ownership Percentage by Parent	60.00%
Parkdale America LLC [Member]
Equity Method Investment, Ownership Percentage	34.00%
Number of Countries in which Entity Operates	4

The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

Name:	us-gaap_EquityMethodInvestmentOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant