Note P - Lease Liabilities - Other Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 29, 2019	Mar. 30, 2018	Mar. 29, 2019	Mar. 30, 2018
Cash paid for amounts included in the measurement of lease liabilities: Operating cash flows from operating leases	$ 824	$ 662	$ 2,548	$ 1,863
Right-of-use-assets obtained in exchange for lease obligations: Operating leases	$ 380	$ 206	$ 12,453	$ 1,648
Weighted average remaining lease term (years): Operating leases (Year)	11 years 255 days	5 years 255 days	11 years 255 days	5 years 255 days
Weighted average discount rate: Operating leases	7.70%	6.80%	7.70%	6.80%