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		6 Months Ended
	Jan. 01, 2022	Dec. 26, 2020	Jan. 01, 2022	Dec. 26, 2020
Earnings Per Share [Abstract]
Net income	$ 587	$ 1,580	$ 1,402	$ 3,299
Weighted average shares outstanding - basic	10,762	10,760	10,762	10,760
Effect of dilutive common stock options (Shares)	295	625	293	280
Weighted average shares outstanding - Diluted	11,057	11,385	11,055	11,040
Net income per share—diluted	$ 0.05	$ 0.15	$ 0.13	$ 0.31
Net income per share—diluted	$ 0.05	$ 0.14	$ 0.13	$ 0.30
Antidilutive options not included in diluted earnings per share (Shares)	619	0	619	324