Note 2 - Cash, Cash Equivalents and Short Term Investments (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Cash and Cash Equivalents [Table Text Block]

	December 31,
	2016		2015
Total cash and cash equivalents		21,989		13,578
Short term investments		-		1,000
Total cash and cash equivalents, and short term investments		21,989		14,578