Commitments and Contingencies - Additional Information (Detail) - USD ($) $ in Millions	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	$ 0.2

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.

No definition available.

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