Note 5 - Accrued Liabilities (Tables)

12 Months Ended

Dec. 31, 2013

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

	December 31,
	2013		2012
Payroll, bonus, and benefits	$	141	$	160
Legal and consulting		1,300		884
Stock-based compensation		71		67
Other accrued expenses		226		284
	$	1,738	$	1,395