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
	Dec. 30, 2017	Dec. 31, 2016	Dec. 30, 2017	Dec. 31, 2016
Earnings Per Share [Abstract]
Net income (loss)	$ (224)	$ 1,528	$ 208	$ 3,320
Weighted average shares outstanding - basic	10,760	10,758	10,760	10,753
Effect of dilutive common stock options (Shares)	0	210	0	166
Weighted average shares outstanding - Diluted	10,760	10,968	10,760	10,919
Net income (loss) per share—diluted	$ (0.02)	$ 0.14	$ 0.02	$ 0.31
Net income (loss) per share—diluted	$ (0.02)	$ 0.14	$ 0.02	$ 0.30
Antidilutive options not included in diluted earnings per share (Shares)	1,105	892	1,105	892