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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 30, 2022
Jun. 24, 2021
Allowance for doubtful accounts for accounts receivable, current $ 267 $ 291
Accumulated depreciation of rental investment property 13,632 12,825
Current maturities of long-term debt, related party debt 614 627
Unamortized debt issuance costs, current 4 15
Related party debt, Non-current 7,774 8,320
Unamortized debt issuance costs, noncurrent $ 0 $ 4
Common stock, par value $ 0.01 $ 0.01
Treasury stock, shares 117,900 117,900
Class A Common Stock [Member]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 10,000,000 10,000,000
Common stock, shares issued 2,597,426 2,597,426
Common stock, shares outstanding 2,597,426 2,597,426
Common Stock, Non-Cumulative Voting Rights of One Vote Per Share [Member]    
Common stock, par value $ 0.01 $ 0.01
Common stock, shares authorized 17,000,000 17,000,000
Common stock, shares issued 9,047,359 8,988,812