Note 8 - Accrued Liabilities (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	June 30,		December 31,
	2017		2016
Payroll expenses	$	243,000	$	556,000
Bonuses payable		469,000		904,000
	$	712,000	$	1,460,000