Note 4 - Legal Matter Settlement	12 Months Ended
Dec. 31, 2011
Other Income and Other Expense Disclosure [Text Block]	4. LEGAL MATTER SETTLEMENT As described in more detail in Note 9, our ChemFree subsidiary is a party to an action it brought against J. Walter Co. Ltd. and J. Walter, Inc. in the United States District Court for the Northern District of Georgia. In 2007, ChemFree sought sanctions against J. Walter and the law firm then representing the defendants for asserting a frivolous defense and counterclaim. On May 3, 2011, ChemFree entered into a Settlement Agreement with the defendants’ former attorneys whereby they agreed to pay $450,000 in settlement of ChemFree’s claim. The Settlement Agreement was approved by the court on May 6, 2011 and the payment of $450,000 was received by ChemFree on May 9, 2011. Accordingly, we recorded income of $450,000, which is included in the category Other Income in the Consolidated Statements of Operations for the year ended December 31, 2011.

Note 4 - Legal Matter Settlement

12 Months Ended

Dec. 31, 2011

Other Income and Other Expense Disclosure [Text Block]

4. LEGAL MATTER SETTLEMENT

As described in more detail in Note 9, our ChemFree subsidiary is a party to an action it brought against J. Walter Co. Ltd. and J. Walter, Inc. in the United States District Court for the Northern District of Georgia. In 2007, ChemFree sought sanctions against J. Walter and the law firm then representing the defendants for asserting a frivolous defense and counterclaim. On May 3, 2011, ChemFree entered into a Settlement Agreement with the defendants’ former attorneys whereby they agreed to pay $450,000 in settlement of ChemFree’s claim. The Settlement Agreement was approved by the court on May 6, 2011 and the payment of $450,000 was received by ChemFree on May 9, 2011. Accordingly, we recorded income of $450,000, which is included in the category Other Income in the Consolidated Statements of Operations for the year ended December 31, 2011.