Note 6 - Intangible Assets - Finite Lived Intangible Assets (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2023	Dec. 30, 2022
Intangible Assets, gross	$ 165,848	$ 165,392
Accumulated Amortization	(144,874)	(140,322)
Intangible Assets, net	$ 20,974	$ 25,070
Existing Technology [Member]
Weighted Average Amortization (Year)	5 years 1 month 6 days	5 years 1 month 6 days
Intangible Assets, gross	$ 124,487	$ 124,487
Accumulated Amortization	(115,085)	(113,157)
Intangible Assets, net	$ 9,402	$ 11,330
Customer Relationships [Member]
Weighted Average Amortization (Year)	6 years 1 month 6 days	6 years 1 month 6 days
Intangible Assets, gross	$ 32,734	$ 32,734
Accumulated Amortization	(25,909)	(24,509)
Intangible Assets, net	$ 6,825	$ 8,225
Trademarks and Trade Names [Member]
Weighted Average Amortization (Year)	10 years	10 years
Intangible Assets, gross	$ 1,500	$ 1,500
Accumulated Amortization	(319)	(169)
Intangible Assets, net	$ 1,181	$ 1,331
Licensed Technology [Member]
Weighted Average Amortization (Year)	6 years 2 months 12 days	6 years 3 months 18 days
Intangible Assets, gross	$ 7,127	$ 6,671
Accumulated Amortization	(3,561)	(2,487)
Intangible Assets, net	$ 3,566	$ 4,184