Note 3 - Stock-based Compensation - Non-vested Restricted Stock Activity (Details) - Restricted Stock [Member]	9 Months Ended
	Mar. 29, 2020 $ / shares shares
Non-vested (in shares) | shares	1,438,592
Non-vested, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 10.81
Granted (in shares) | shares	736,555
Granted, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 13.09
Vested (in shares) | shares	(468,683)
Vested, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 10.37
Forfeited (in shares) | shares	(59,816)
Forfeited, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 12.54
Non-vested (in shares) | shares	1,646,648
Non-vested, Weighted Average Grant Date Fair Value (in dollars per share) | $ / shares	$ 11.89