Note 8 - Accrued Liabilities (Tables)

9 Months Ended

Sep. 30, 2017

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	September 30,		December 31,
	2017		2016
Bonuses payable	$	696,000	$	904,000
Payroll expenses		281,000		556,000
	$	977,000	$	1,460,000