Note 3 - Revenue Recognition (Details Textual) $ in Millions	3 Months Ended
	Apr. 04, 2026 USD ($)	Mar. 29, 2025 USD ($)	Jan. 03, 2026 USD ($)
Contract with Customer, Liability	$ 13.4		$ 14.8
Contract With Customer, Liability, Revenue Recognized, Including Opening Balance	$ 6.4	$ 3.1
Revenue Benchmark [Member] \| Customer Concentration Risk [Member]
Number of Major Customers	2	2
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Customer 1 [Member]
Concentration Risk, Percentage	25.10%	21.10%
Revenue Benchmark [Member] \| Customer Concentration Risk [Member] \| Customer 2 [Member]
Concentration Risk, Percentage	15.30%	13.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.