Note 7 - Derivative Financial Instruments - Foreign Currency Forward Contracts Outstanding (Details) - Sep. 26, 2026 - Not Designated as Hedging Instrument [Member] € in Thousands, ₩ in Thousands, ¥ in Thousands, SFr in Thousands, $ in Thousands, RM in Millions	USD ($)	CHF (SFr)	EUR (€)	MYR (RM)	JPY (¥)	KRW (₩)
Euro Foreign Exchange Forward [Member] \| Long [Member]
Contract amount	$ 54,250		€ 47,546
Euro Foreign Exchange Forward [Member] \| Short [Member]
Contract amount	57,768		€ 50,400
Swiss Franc Foreign Exchange Forward [Member] \| Long [Member]
Contract amount	21,820	SFr 18,004
Swiss Franc Foreign Exchange Forward [Member] \| Short [Member]
Contract amount	19,618	SFr 15,700
South Korean Won Forward Exchange Forward [Member] \| Long [Member]
Contract amount	1,330					₩ 1,808,335
Japanese Yen Foreign Exchange Forward [Member] \| Long [Member]
Contract amount	4,410				¥ 691,356
Malaysian Ringgit Foreign Exchange Forward [Member] \| Long [Member]
Contract amount	$ 6,566			RM 26.7