Note 2 - Net Income Per Common Share - Computation of Basic and Diluted Net Income (Loss) Per Common Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 30, 2018	Dec. 31, 2017	Dec. 30, 2018	Dec. 31, 2017
Net income	$ 68,578	$ 70,699	$ 51,312	$ 57,477
Weighted average shares outstanding (in shares)	64,209	64,601	64,415	64,778
Effect of dilutive securities (in shares)	1,927	2,181	2,068	2,259
Adjusted weighted-average shares and assumed conversions (in shares)	66,136	66,782	66,483	67,037
Basic (in dollars per share)	$ 1.07	$ 1.09	$ 0.80	$ 0.89
Diluted (in dollars per share)	$ 1.04	$ 1.06	$ 0.77	$ 0.86
Employee Stock Option [Member]
Effect of dilutive securities (in shares)	1,415	1,549	1,476	1,528
Restricted Stock [Member]
Effect of dilutive securities (in shares)	512	632	592	731