Note 3 - Stock-based Compensation - Allocation of Stock-based Compensation to Operating Expenses (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 02, 2023	Mar. 27, 2022	Apr. 02, 2023	Mar. 27, 2022
Allocated share-based compensation expense	$ 2,487	$ 1,507	$ 5,941	$ 6,803
Selling and Marketing Expense [Member]
Allocated share-based compensation expense	1,144	600	2,718	2,933
Technology and Development [Member]
Allocated share-based compensation expense	199	63	506	274
General and Administrative Expense [Member]
Allocated share-based compensation expense	$ 1,144	$ 844	$ 2,717	$ 3,596