Earnings Per Share (Reconciliation Of Denominator And Number Of Antidilutive Common Share Awards Not Included In Diluted Earnings Per Share Calculation) (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 26, 2020	Sep. 28, 2019
Earnings Per Share [Abstract]
Net income	$ 1,719	$ 1,552
Weighted average shares outstanding - basic	10,760	10,760
Effect of dilutive common stock options (Shares)	280	45
Weighted average shares outstanding - Diluted	11,040	10,805
Net income per share—diluted	$ 0.16	$ 0.14
Net income per share—diluted	$ 0.16	$ 0.14
Antidilutive options not included in diluted earnings per share (Shares)	329	940