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BASIS OF PRESENTATION AND CRITICAL ACCOUNTING POLICIES (Details) $ / shares in Units, $ in Thousands |  |  |  | 3 Months Ended | 6 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | ---
Jun. 23, 2020 USD ($) | Mar. 02, 2020 $ / shares | Nov. 26, 2019 $ / shares | Mar. 28, 2020 USD ($) $ / shares | Mar. 29, 2019 USD ($) | Mar. 28, 2020 USD ($) segment | Mar. 29, 2019 USD ($) | Sep. 28, 2019 USD ($) | Sep. 29, 2019 USD ($)
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Working capital deficit |  |  |  | $ 10,023 |  | $ 10,023 |  |  |
Deferred dividend payment (in USD per share) | $ / shares |  | $ 0.25 | $ 0.25 | $ 0.25 |  |  |  |  |
Impairment charge |  |  |  | $ 364 |  | 364 |  |  |
Revenues |  |  |  | 34,002 | $ 35,311 | 77,516 | $ 75,859 |  |
Unearned revenue |  |  |  | 3,923 |  | 3,923 |  | $ 4,549 |
Right-of-use asset |  |  |  | 57,550 |  | 57,550 |  |  | $ 62,330
Lease liabilities |  |  |  | 59,300 |  | $ 59,300 |  |  | $ 63,943
Restaurants and Bars |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Number of operating segments | segment |  |  |  |  |  | 20 |  |  |
Fast Food Concepts and Catering Operations |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Number of operating segments | segment |  |  |  |  |  | 17 |  |  |
Catering Services |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Revenues |  |  |  | $ 1,552 | $ 1,652 | $ 7,234 | $ 7,482 |  |
Two Vendors |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Concentration risk |  |  |  | 20.00% |  |  |  |  |
Three Hotel Operators | Accounts Receivable |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Concentration risk |  |  |  |  |  | 88.00% |  |  |
One Hotel Operator | Accounts Receivable |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Concentration risk |  |  |  |  |  |  |  | 34.00% |
Subsequent Event |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Restaurant management personnel furloughed | 95.00% |  |  |  |  |  |  |  |
Deferred aggregate principal payments | $ 675 |  |  |  |  |  |  |  |
Minimum | Subsequent Event |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Temporary salary reduction, corporate and administrative staff | 50.00% |  |  |  |  |  |  |  |
Temporary salary reduction, senior management | 75.00% |  |  |  |  |  |  |  |
Maximum | Subsequent Event |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Temporary salary reduction, corporate and administrative staff | 75.00% |  |  |  |  |  |  |  |
Temporary salary reduction, senior management | 95.00% |  |  |  |  |  |  |  |
Paycheck Protection Program Loan | Subsequent Event |  |  |  |  |  |  |  |  |
Business And Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |  |  |
Paycheck Protection Program loan | $ 14,900 |  |  |  |  |  |  |  |

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