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Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
Dec. 28, 2017
Jun. 29, 2017
Dec. 29, 2016
Allowance for doubtful accounts for accounts receivable, current $ 273 $ 263 $ 306
Accumulated depreciation of rental investment property 10,035 9,639 9,244
Current maturities of long-term debt, related party debt 4,324 474 457
Unamortized debt issuance costs, current 50 55 60
Accounts payable, related party payables 0 178 32
Related party debt, Non-current 17,682 10,584 10,825
Unamortized debt issuance costs, noncurrent $ 100 $ 124 $ 150
Treasury stock, shares 117,900 117,900 117,900
Class A Common Stock [Member]      
Common stock, par value $ 0.01 $ 0.01 $ 0.01
Common stock, shares authorized 10,000,000 10,000,000 10,000,000
Common stock, shares issued 2,597,426 2,597,426 2,597,426
Common stock, shares outstanding 2,597,426 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 $ 0.01
Common stock, shares authorized 17,000,000 17,000,000 17,000,000
Common stock, shares issued 8,859,097 8,801,641 8,785,938