Note M - Earnings Per Share (Details Textual) - shares	3 Months Ended
	Sep. 26, 2025	Sep. 27, 2024
Performance Stock Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	229,900	84,500
Performance Stock Unit Awards [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	8,000	0
Restricted Stock [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	233,200	157,200
Restricted Stock Units (RSUs) [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount (in shares)	79,200	103,200