Note 12 - Segment and Geographic Information (Details) - Operating Segment Data (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Revenues:
Revenue	$ 12,621	$ 8,017
Operating income (loss):
Operating Income (loss)	(3,109)	(809)
Unallocated corporate expense	(3,475)
Americas [Member]
Revenues:
Revenue	8,052
Operating income (loss):
Operating Income (loss)	1,080
EMEA [Member]
Revenues:
Revenue	4,569
Operating income (loss):
Operating Income (loss)	$ (714)