Note 13 - Income Taxes - Unrecognized Tax Benefits Excluding Amounts Pertaining To Examined Tax Returns Roll Forward (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 01, 2022	Jan. 02, 2021	Dec. 28, 2019
Balance	$ 55,737	$ 56,962	$ 58,285
Additions based on tax positions related to the current year	1,156	548	238
Additions based on tax positions of prior years	1,130	628	1,084
Reduction for tax positions of prior years		0	(213)
Reduction as a result of lapse of applicable statute of limitations	(2,718)	(2,401)	(2,432)
Additions due to acquisition	977
Settlements	(51)
Balance	$ 56,231	$ 55,737	$ 56,962