Note 6 - Intangible Assets (Tables)

12 Months Ended

Dec. 30, 2023

Notes Tables

Schedule of Finite-Lived Intangible Assets [Table Text Block]

	December 30, 2023
(In thousands)	Weighted Average Amortization Period (in years)	Gross		Accumulated Amortization			Intangible assets, net
Existing technology	5.1	$	124,487	$	(115,085	)	$	9,402
Customer relationships	6.1		32,734		(25,909	)		6,825
Trade name / trademarks	10.0		1,500		(319	)		1,181
Licensed technology	6.2		7,127		(3,561	)		3,566
Total identified intangible assets		$	165,848	$	(144,874	)	$	20,974

	December 31, 2022
(In thousands)	Weighted Average Amortization Period (in years)	Gross		Accumulated Amortization			Intangible assets, net
Existing technology	5.1	$	124,487	$	(113,157	)	$	11,330
Customer relationships	6.1		32,734		(24,509	)		8,225
Trade name / trademarks	10.0		1,500		(169	)		1,331
Licensed technology	6.3		6,671		(2,487	)		4,184
Total identified intangible assets		$	165,392	$	(140,322	)	$	25,070

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

	Year Ended
	December 30,		December 31,		January 1,
(In thousands)	2023		2022		2022
Research and development	$	1,074	$	1,054	$	901
Amortization of acquired intangible assets		3,478		3,778		2,613
	$	4,552	$	4,832	$	3,514

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

Fiscal year	(In thousands)
2024	$	4,417
2025		4,370
2026		4,362
2027		4,268
2028		3,125
Thereafter		432
Total	$	20,974