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		9 Months Ended
	Mar. 28, 2020	Mar. 30, 2019	Mar. 28, 2020	Mar. 30, 2019
Earnings Per Share [Abstract]
Net income (loss)	$ 910	$ (11,981)	$ 3,286	$ (8,799)
Weighted average shares outstanding - basic	10,760	10,760	10,760	10,760
Effect of dilutive common stock options (Shares)	125	0	53	0
Weighted average shares outstanding - Diluted	10,885	10,760	10,813	10,760
Net income (loss) per share—diluted	$ 0.08	$ (1.11)	$ 0.31	$ (0.82)
Net income (loss) per share—diluted	$ 0.08	$ (1.11)	$ 0.30	$ (0.82)
Antidilutive options not included in diluted earnings per share (Shares)	720	1,005	720	1,005