Note 7 - Accrued Expenses (Tables)

3 Months Ended

Mar. 31, 2014

Payables and Accruals [Abstract]

Schedule of Accrued Liabilities [Table Text Block]

	March 31, 2014		December 31, 2013
Professional fees		961		1,980
Franchise taxes payable		—		175
Salaries and employee benefits		391		505
Rent		631		631
Financing costs		406		265
Other		69		16
Total		2,458		3,572