Note 6 - Share Option and Equity Incentive Plan (Tables)

3 Months Ended

Mar. 31, 2015

Notes Tables

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Table Text Block]

	Three m onths e nded March 31 ,
(in thousands)	201 5		201 4
Cost of revenue	$	117	$	11
Research and development		54		6
Sales and marketing		317		89
General and administrative		387		159
Total share-based compensation	$	875	$	265