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EQUITY SECURITIES (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Apr. 23, 2021 | Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity Method Investments |  | $ 350,200 |  | $ 350,200 |
Income (Loss) from Equity Method Investments |  | (2,284) |  | (3,748) |
Fair Value, Option, Changes in Fair Value, Gain (Loss) |  | 0 |  | 1,165 |
Consolidated net income |  | 7,147 | $ 309,777 | 17,270 | $ 325,669
Payments to Acquire Equity Method Investments |  |  |  | 11,420 | 0
Payments to Acquire Equity Method Investments |  |  |  | 11,420 | $ 0
Fair Value, Inputs, Level 3 [Member] |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity Securities, FV-NI |  | 114,900 |  | 114,900 |
Equity Securities, FV-NI |  | 114,900 |  | 114,900 |
tZero.com, Inc. |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Revenues |  | 820 |  | 1,560 |
Income (Loss), Including Portion Attributable to Noncontrolling Interest, before Tax |  | (8,067) |  | (13,447) |
Consolidated net income |  | $ (8,816) |  | $ (13,196) |
Overstock.com, Inc. | Medici Ventures, L.P. |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest | 99.00% |  |  | 99.00% |
Overstock.com, Inc. | tZero.com, Inc. |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity Method Investment, Ownership Percentage |  | 31.00% |  | 31.00% |
Payments to Acquire Equity Method Investments |  |  |  | $ 7,500 |
Equity Method Investment, Capital Commitments Required |  |  |  | 15,000 |
Equity Method Investment, Capital Commitments Remaining |  | $ 7,500 |  | 7,500 |
Payments to Acquire Equity Method Investments |  |  |  | 7,500 |
Equity Method Investment, Capital Commitments Required |  |  |  | 15,000 |
Equity Method Investment, Capital Commitments Remaining |  | $ 7,500 |  | $ 7,500 |
Overstock.com, Inc. | SpeedRoute, LLC |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |
Equity Method Investment, Ownership Percentage |  | 49.00% |  | 49.00% |
Payments to Acquire Equity Method Investments |  |  |  | $ 3,900 |
Payments to Acquire Equity Method Investments |  |  |  | $ 3,900 |

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