Note 5 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2015		2014
Payroll, bonus, and benefits	$	19	$	54
Legal and consulting		1,092		902
Stock-based compensation		283		275
Other accrued expenses		271		349
	$	1,665	$	1,580