Note M - Earnings Per Share (Details Textual) - shares	3 Months Ended	6 Months Ended
	Dec. 28, 2018	Dec. 27, 2019	Dec. 28, 2018
Performance Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		214,000	134,400
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		231,400	185,300
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	33,600	38,000	16,600
Share-based Payment Arrangement, Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount			3,400