This element represents the aggregate cost of investments accounted for under the equity method of accounting.

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Balance Type:	debit
Period Type:	instant

- Definition

Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of cumulative impairment loss on investment in equity security without readily determinable fair value.

+ References

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-Name Accounting Standards Codification
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- Definition

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.

+ References

No definition available.

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EQUITY INVESTMENT (Details) - USD ($)	6 Months Ended
EQUITY INVESTMENT (Details) - USD ($)	Jun. 30, 2021	Jun. 30, 2020	Jan. 06, 2021	Feb. 28, 2020
Schedule of Equity Method Investments [Line Items]
Unrealized gain on investments	$ 40,072,000	$ 0
Stash
Schedule of Equity Method Investments [Line Items]
Equity investment, aggregate cost			$ 1,200,000	$ 80,000,000.0
Unrealized gain on investments	40,100,000
Equity investment, cumulative impairment loss	$ 0