Note 1 - Summary of Significant Accounting Policies - Computation of Basic and Diluted Income (Loss) Per Share (Details) - shares shares in Thousands	12 Months Ended
	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Weighted average common shares outstanding (in shares)	46,908	47,486	48,178
Effect of dilutive stock options and restricted stock units (in shares)	0	539	621
Weighted Average Number of Shares Outstanding, Diluted	46,908	48,025	48,799