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Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	Jun. 30, 2023	Mar. 31, 2023	Aug. 31, 2022
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	$ 1.2	$ 0.2
Loss contingency accrued	$ 1.0

X

- 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

X

- Definition

Loss contingency estimate minimum loss.

+ References

No definition available.

+ Details

Name:	mstr_LossContingencyEstimateMinimumLoss
Namespace Prefix:	mstr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of loss contingency liability expected to be resolved within one year or the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI https://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

+ Details

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