Note 8 - Intangible Assets (Tables)

6 Months Ended

Jun. 27, 2020

Notes Tables

Finite-lived Intangible Assets Amortization Expense [Table Text Block]

	Three Months Ended				Six Months Ended
	June 27,		June 29,		June 27,		June 29,
(In thousands)	2020		2019		2020		2019
Research and development	$	14	$	13	$	28	$	27
Amortization of acquired intangible assets		603		3,390		3,243		6,779
	$	617	$	3,403	$	3,271	$	6,806