Note N - Lease Liabilities - Other Information Related to Leases (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 25, 2020	Dec. 27, 2019	Dec. 25, 2020	Dec. 27, 2019
Operating cash flows from operating leases	$ 758	$ 805	$ 1,528	$ 1,584
Operating cash flows from finance leases	176	38	310	68
Financing cash flows from finance leases	17	13	35	25
Right-of-use-assets obtained in exchange for lease obligations: Operating leases	105	2,073	105	2,424
Right-of-use-assets obtained in exchange for lease obligations: Finance leases	$ 55	$ 53	$ 4,671	$ 277
Weighted average remaining lease term (years): Operating leases (Year)	10 years 7 months 6 days	11 years	10 years 7 months 6 days	11 years
Weighted average remaining lease term (years): Finance lease (Year)	12 years 4 months 24 days	4 years 4 months 24 days	12 years 4 months 24 days	4 years 4 months 24 days
Weighted average discount rate: Operating leases	7.40%	7.40%	7.40%	7.40%
Weighted average discount rate: Finance leases	5.20%	6.90%	5.20%	6.90%