Note 5 - Goodwill and Acquisition-Related Intangible Assets, Net (Tables)

3 Months Ended

Mar. 31, 2015

Goodwill and Intangible Assets Disclosure [Abstract]

Finite-Lived and Indefinite-Lived Intangible Assets Acquired as Part of Business Combination [Table Text Block]

	As of March 31, 2015
	Gross Amount		Accumulated Amortization			Net Amount
Subject to amortization:
Know-how	$	1,018	$	(144	)	$	874
Developed technologies		4,421		(895	)		3,526
Not subject to amortization:
IPR&D		2,045		-			2,045
Total	$	7,484	$	(1,039	)	$	6,445

	As of December 31, 2014
	Gross Amount		Accumulated Amortization			Net Amount
Subject to amortization:
Know-how	$	1,018	$	(93	)	$	925
Developed technologies		4,421		(579	)		3,842
Not subject to amortization:
IPR&D		2,045		-			2,045
Total	$	7,484	$	(672	)	$	6,812

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

2015 (remaining nine months)	$	1,100
2016		1,467
2017		1,467
2018 and thereafter		366
Total	$	4,400