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INVESTMENT IN AND RECEIVABLE FROM NEW MEADOWLANDS RACETRACK (Details) - USD ($) $ in Thousands |  |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Apr. 25, 2014 | Nov. 19, 2013 | Mar. 12, 2013 | Feb. 28, 2017 | Apr. 02, 2022 | Apr. 02, 2022 | Dec. 31, 2015 | Oct. 02, 2021 | Jul. 13, 2016
New Meadowlands Racetrack LLC |  |  |  |  |  |  |  |  |
INVESTMENT IN NEW MEADOWLANDS RACETRACK (Details) [Line Items] |  |  |  |  |  |  |  |  |
Payments to acquire businesses |  |  | $ 4,200 |  |  |  |  |  |
Ownership percentage |  | 7.40% |  |  |  |  |  |  |
Payments to acquire additional interest in subsidiaries |  | $ 464 |  | $ 222 |  |  | $ 222 |  |
Long-term investments |  |  |  | $ 5,108 |  |  |  |  |
Distribution from cost method investment |  |  |  |  | $ 125 | $ 347 |  |  |
Meadowlands Newmark LLC |  |  |  |  |  |  |  |  |
INVESTMENT IN NEW MEADOWLANDS RACETRACK (Details) [Line Items] |  |  |  |  |  |  |  |  |
Ownership percentage |  | 11.60% | 63.70% |  |  |  |  |  |
Loans to related party | $ 1,500 |  |  |  |  |  |  |  |
Interest rate | 3.00% |  |  |  |  |  |  |  |
Additional loan |  |  |  |  |  |  |  |  | $ 200
Principal and accrued interest |  |  |  |  | $ 1,337 | $ 1,337 |  | $ 1,317 |
Ark Meadowlands LLC |  |  |  |  |  |  |  |  |
INVESTMENT IN NEW MEADOWLANDS RACETRACK (Details) [Line Items] |  |  |  |  |  |  |  |  |
Ownership percentage by parent |  |  |  |  | 97.00% | 97.00% |  |  |
Profit participation percentage |  |  |  |  |  | 5.00% |  |  |
Due from related parties |  |  |  |  | $ 72 | $ 72 |  | $ 0 |

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