Fair Value Measurements (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023	Mar. 31, 2023
Liabilities
Derivative Asset, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Deposits and other non-current assets		Deposits and other non-current assets
Fair Value, Recurring
Assets
Digital assets held for users	$ 53,921	$ 46,624
Derivative instruments	19,999	19,999
Equity securities	13,533	13,533
Assets	265,545	330,211
Liabilities
Digital assets held for users	53,921	46,624
Warrant liabilities	35,485	63,568
Liabilities	89,406	110,192
Fair Value, Recurring \| Level 1
Assets
Digital assets held for users	0	0
Derivative instruments	0	0
Equity securities	0	0
Assets	178,092	250,055
Liabilities
Digital assets held for users	0	0
Warrant liabilities	0	0
Liabilities	0	0
Fair Value, Recurring \| Level 2
Assets
Digital assets held for users	53,921	46,624
Derivative instruments	0	0
Equity securities	13,533	13,533
Assets	67,454	60,157
Liabilities
Digital assets held for users	53,921	46,624
Warrant liabilities	35,485	63,568
Liabilities	89,406	110,192
Fair Value, Recurring \| Level 3
Assets
Digital assets held for users	0	0
Derivative instruments	19,999	19,999
Equity securities	0	0
Assets	19,999	19,999
Liabilities
Digital assets held for users	0	0
Warrant liabilities	0	0
Liabilities	0	0
Money market funds \| Fair Value, Recurring
Assets
Cash equivalents	178,092	250,055
Money market funds \| Fair Value, Recurring \| Level 1
Assets
Cash equivalents	178,092	250,055
Money market funds \| Fair Value, Recurring \| Level 2
Assets
Cash equivalents	0	0
Money market funds \| Fair Value, Recurring \| Level 3
Assets
Cash equivalents	$ 0	$ 0

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- Definition

Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
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Fair value portion of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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- Definition

Indicates line item in statement of financial position that includes derivative asset classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4A
-Subparagraph (a)
-Publisher FASB
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Fair value, after the effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset, expected to be settled after one year or the normal operating cycle, if longer. Includes assets not subject to a master netting arrangement and not elected to be offset.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 210
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147483466/210-20-50-3

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Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as noncurrent.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 825
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 1A
-Publisher FASB
-URI https://asc.fasb.org//1943274/2147482736/825-10-45-1A

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Fair value of financial and nonfinancial obligations.

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- Definition

Fair value portion of other assets.

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Fair value portion of other liabilities.

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Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price.

+ References

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