CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Jun. 28, 2020	Jun. 30, 2019
CURRENT ASSETS
Accounts receivable, allowance for bad debts	$ 269	$ 209
Notes receivable, allowance for bad debts	$ 0	$ 916
SHAREHOLDERS' EQUITY
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized (in shares)	26,000,000	26,000,000
Common stock, shares issued (in shares)	22,550,376	22,208,141
Common stock, shares outstanding (in shares)	15,465,222	15,090,837
Treasury stock at cost (in shares)	7,085,154	7,117,304