NET INCOME (LOSS) PER SHARE - Factors Used in Net Income (Loss) Per Share Computation (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 29, 2020	Mar. 31, 2019	Mar. 29, 2020	Mar. 31, 2019
Earnings Per Share Basic [Line Items]
Net income (loss)	$ (36,713)	$ 12,763	$ (21,211)	$ 31,415
Weighted average shares — basic	18,739,480	18,657,719	18,731,338	18,652,289
Weighted average outstanding shares — diluted	18,739,480	18,756,605	18,731,338	18,765,897
Basic net income per share	$ (1.96)	$ 0.68	$ (1.13)	$ 1.68
Diluted net income (loss) per share	$ (1.96)	$ 0.68	$ (1.13)	$ 1.67
Stock options
Earnings Per Share Basic [Line Items]
Dilutive effect of assumed exercises of stock options and restricted share awards\units		39,160		47,258
Restricted stock awards
Earnings Per Share Basic [Line Items]
Dilutive effect of assumed exercises of stock options and restricted share awards\units		59,726		66,350