Note 4 - Goodwill and Acquisition-related Intangible Assets, Net (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

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

	June 30, 2017
	Gross Amount		Accumulated Amortization			Net Amount
Know-how	$	1,018	$	(602	)	$	416
Developed technologies		6,466		(4,905	)		1,561
Total	$	7,484	$	(5,507	)	$	1,977

	December 31, 2016
	Gross Amount		Accumulated Amortization			Net Amount
Know-how	$	1,018	$	(500	)	$	518
Developed technologies		6,466		(3,982	)		2,484
Total	$	7,484	$	(4,482	)	$	3,002

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

2017 (remaining six months)	$	1,026
2018		841
2019		110
Total	$	1,977