Note 5 - Goodwill and Acquired Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

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

	As of September 30 , 201 8
(in thousands)	Amortization period (years)				Gross carrying amount		Accumulated Amortization		Net carrying amount
Immunetics technology - clinical			15		$	883	$	116	$	767
Immunetics customer relationships			11			130		23		107
Immunetics trade name			5			30		12		18
Other		5	-	10		667		601		66
Total					$	1,710	$	752	$	958

	As of December 31, 20 17
(in thousands)	Amortization period (years)				Gross carrying amount		Accumulated Amortization		Net carrying amount
Immunetics technology - clinical			15		$	883	$	72	$	811
Immunetics customer relationships			11			130		14		116
Immunetics trade name			5			30		8		22
Other		5	-	10		692		605		87
Total					$	1,735	$	699	$	1,036