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Consolidated Balance Sheets (Parenthetical) - USD ($)
$ in Thousands
Jun. 27, 2019
Jun. 28, 2018
Allowance for doubtful accounts for accounts receivable, current $ 350 $ 270
Accumulated depreciation of rental investment property 11,212 10,431
Current maturities of long-term debt, related party debt 4,375 4,341
Unamortized debt issuance costs, current 35 45
Related party debt, Non-current 11,495 15,507
Unamortized debt issuance costs, noncurrent $ 44 $ 79
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 8,909,406 8,865,475