Note 5 - Note Payable (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2015

Dec. 31, 2014

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

Year Ending December 31,
2015 (remaining 9 months)	$	299
2016		1,473
2017		1,469
2018		609
Total payments		3,850
Less: Amount representing interest		(350	)
Present value of obligations		3,500
Less: Notes payable, current portion		3,500
Note payable, noncurrent portion	$	-

Year Ending December 31,
2015	$	293
2016		1,095
2017		1,045
2018		337
Total Payments		2,770
Less: Amount representing interest		(270	)
Present value of obligations		2,500
Less: Notes payable, current portion		2,500
Note payable, noncurrent portion	$	-