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		9 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Mar. 29, 2020	Mar. 31, 2019
Net income (loss)	$ (9,657)	$ (8,241)	$ 49,224	$ 43,071
Basic (in shares)	64,348	64,194	64,517	64,383
Effect of dilutive securities (in shares)			1,861	2,073
Adjusted weighted-average shares and assumed conversions (in shares)	64,348	64,194	66,378	66,456
Net income (loss) per common share
Basic net income (loss) per common share (in dollars per share)	$ (0.15)	$ (0.13)	$ 0.76	$ 0.67
Diluted net income (loss) per common share (in dollars per share)	$ (0.15)	$ (0.13)	$ 0.74	$ 0.65
Share-based Payment Arrangement, Option [Member]
Effect of dilutive securities (in shares)			1,035	1,444
Restricted Stock [Member]
Effect of dilutive securities (in shares)			826	629