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Equity Method Investment, Capital Contribution

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Amount of gain (loss) from deconsolidation of subsidiary and derecognition of group of assets constituting transfer of business or nonprofit activity, excluding conveyance of oil and gas mineral rights and transfer of good or service in contract with customer.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Fair value portion of investments accounted under the equity method.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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Percentage investment held by members or limited partners of limited liability company (LLC) or limited partnership (LP).

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Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

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DISCONTINUED OPERATIONS - Narrative (Details) - USD ($) $ in Millions					3 Months Ended
	Jun. 30, 2021	Apr. 23, 2021	Mar. 31, 2021	Jan. 25, 2021	Jun. 30, 2021
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Equity Method Investment, Capital Commitments Required				$ 45.0
Equity Method Investment, Capital Contribution		$ 3.4			$ 44.6
Equity Method Investments, Fair Value Disclosure	$ 329.9	288.8			329.9
Equity Method Investments, Fair Value Disclosure	$ 329.9	288.8			$ 329.9
Deconsolidation, Gain (Loss), Amount		243.5
Minimum
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Equity Method Investment, Ownership Percentage	20.00%				20.00%
Equity Method Investment, Ownership Percentage	20.00%				20.00%
Fair Value, Inputs, Level 3 [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Equity Method Investments, Fair Value Disclosure		149.9
Equity Method Investments, Fair Value Disclosure		$ 149.9
Pelion MV GP, LLC \| Medici Ventures, L.P.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest		1.00%
Overstock.com, Inc. \| tZero.com, Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions			41.00%
Equity Method Investment, Ownership Percentage	40.00%				40.00%
Equity Method Investment, Ownership Percentage	40.00%				40.00%
Overstock.com, Inc. \| Medici Ventures, L.P.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Limited Liability Company or Limited Partnership, Members or Limited Partners, Ownership Interest	99.00%	99.00%
Medici Ventures \| tZero.com, Inc.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions			42.00%
Medici Ventures, L.P.
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Partnership Term				8 years