Note 2 - Net Income (Loss) Per Common Share - Basic and Diluted Net Income Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2023	Jan. 01, 2023	Dec. 31, 2023	Jan. 01, 2023
Net income	$ 62,907	$ 82,530	$ 31,665	$ 48,838
Basic (in shares)	64,835	64,675	64,814	64,606
Effect of dilutive stock options and unvested restricted stock awards (in shares)	342	160	341	214
Diluted weighted-average shares outstanding (in shares)	65,177	64,835	65,155	64,820
Basic net income per common share (in dollars per share)	$ 0.97	$ 1.28	$ 0.49	$ 0.76
Diluted net income per common share (in dollars per share)	$ 0.97	$ 1.27	$ 0.49	$ 0.75