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CRYPTO ASSETS HELD FOR INVESTMENT - Narrative (Details) $ in Millions | Mar. 31, 2024 USD ($)
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Goodwill and Intangible Assets Disclosure [Abstract] |
Crypto asset subject to selling restriction | $ 264.3

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- Definition Crypto Asset, Fair Value, Restricted + References No definition available. + Details
Name: | coin_CryptoAssetFairValueRestricted
Namespace Prefix: | coin_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- References No definition available. + Details
Name: | us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration