Note 11 - Segment and Geographic Information - Customers Comprising 10% of Consolidated Sales (Details) - Revenue Benchmark [Member] - Semiconductor Equipment [Member] - Customer Concentration Risk [Member]	12 Months Ended
	Dec. 30, 2023	Dec. 25, 2021
STMicroelectronics [Member]
Net sales percentage	12.00%
Analog Devices [Member]
Net sales percentage		14.10%