Note 3 - Trade Accounts and Notes Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	December 31,
	2016			2015
Trade accounts receivable		10,286			11,869
Notes receivable		116			560
Less: allowance for doubtful accounts		(960	)		(1,091	)
Total		9,442			11,338
Less current portion		(9,143	)		(10,744	)
Total long-term portion		299			593

Schedule of Financing Receivables, Minimum Payments [Table Text Block]

	December 31,
	Sales type leases		License Revenue
2018		65		152
2019		48		-
2020		24		-
2021		10		-
2022		-		-
Total minimum payments		147		152