Note 8 - Accrued Liabilities (Details) - USD ($)	Mar. 31, 2016	Dec. 31, 2015
Bonuses payable	$ 549,000	$ 727,000
Payroll expenses	310,000	207,000
Uncertain tax position liability	194,000	194,000
	$ 1,053,000	$ 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.