Note O - Earnings Per Share (Details Textual) - shares	3 Months Ended
	Sep. 28, 2018	Sep. 29, 2017
Performance Shares [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	180,600	224,900
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	170,400	309,500
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	28,200
Employee Stock Option [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	3,300	9,900