Note 8 - Accrued Liabilities (Details) - USD ($)	Jun. 30, 2016	Dec. 31, 2015
Payroll expenses	$ 282,000	$ 727,000
Bonuses payable	611,000	207,000
Uncertain tax position liability	194,000	194,000
	$ 1,087,000	$ 1,128,000	[1]

[1] The condensed consolidated balance sheet as of December 31, 2015 has been prepared using information from the audited consolidated balance sheet as of that date.