Supplemental Non-cash Activities

12 Months Ended

Dec. 31, 2015

Notes to Financial Statements

Cash Flow, Supplemental Disclosures [Text Block]

SUPPLEMENTAL NON-CASH INVESTING AND FINANCING ACTIVITIES:

• Amounts included in trade accounts payable for additions to property and other investments totaled $0 and $35,000 at December 31, 2015 and 2014, respectively.

• Common stock issued to certain members of the Company’s management totaled $645,000 and $218,000 at December 31, 2015 and 2014, respectively.