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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions | Mar. 31, 2023 | Aug. 31, 2022
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Commitments And Contingencies Disclosure [Abstract] |  |
Chairman of the Board of Directors and Executive Chairman's personal income taxes involved with civil complaint in the District of Columbia |  | $ 25.0
Loss contingency estimate minimum loss | $ 0.2 |

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- Definition The amount of personal income taxes purportedly involved in a civil complaint raised against the Company's Chairman of the Board of Directors and Executive Chairman by the District of Columbia. + References No definition available. + Details
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Namespace Prefix: | mstr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Loss contingency estimate minimum loss. + References No definition available. + Details
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Namespace Prefix: | mstr_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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