Note 10 - Employee Benefit Plan	12 Months Ended
Dec. 31, 2013
Disclosure Text Block Supplement [Abstract]
Compensation and Employee Benefit Plans [Text Block]	10. EMPLOYEE BENEFIT PLAN The Company maintains a defined contribution plan for those employees who meet the plan’s length of service requirements. Under the defined contribution plan, employees may make voluntary contributions to the plan, subject to certain limitations, and, through July 6, 2012, the Company matched 50% up to 6% of the employee’s contributions, up to a maximum of $7,500 per employee for the year ended December 31, 2012. Subsequent to July 6, 2012, the Company suspended its match of the United States employee’s contributions. The total expense under this plan was $43,000, $130,000 and $208,000 for the years ended December 31, 2013, 2012 and 2011, respectively. The Company offers no post-retirement or post-employment benefits to its employees generally.

Note 10 - Employee Benefit Plan

12 Months Ended

Dec. 31, 2013

Disclosure Text Block Supplement [Abstract]

Compensation and Employee Benefit Plans [Text Block]

10. EMPLOYEE BENEFIT PLAN

The Company maintains a defined contribution plan for those employees who meet the plan’s length of service requirements. Under the defined contribution plan, employees may make voluntary contributions to the plan, subject to certain limitations, and, through July 6, 2012, the Company matched 50% up to 6% of the employee’s contributions, up to a maximum of $7,500 per employee for the year ended December 31, 2012. Subsequent to July 6, 2012, the Company suspended its match of the United States employee’s contributions. The total expense under this plan was $43,000, $130,000 and $208,000 for the years ended December 31, 2013, 2012 and 2011, respectively. The Company offers no post-retirement or post-employment benefits to its employees generally.