Note 7 - Derivative Financial Instruments - Foreign Currency Forward Contracts Outstanding (Details) - Jun. 26, 2021 - Not Designated as Hedging Instrument [Member] € in Thousands, ₩ in Thousands, SFr in Thousands, RM in Thousands, $ in Millions	USD ($)	EUR (€)	CHF (SFr)	MYR (RM)	KRW (₩)
Euro Foreign Exchange Forward [Member] | Long [Member]
Contract amount	$ 31.5	€ 26,373
Swiss Franc Foreign Exchange Forward [Member] | Long [Member]
Contract amount	9.0		SFr 8,256
Malaysian Ringgit Foreign Exchange Forward [Member] | Long [Member]
Contract amount	3.5			RM 14,579
South Korean Won Forward Exchange Forward [Member] | Long [Member]
Contract amount	1.7				₩ 1,930,503
Foreign Exchange Forward [Member]
Contract amount	$ 45.7