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Unvested Shares and Units, After Expected Forfeitures (Detail)	12 Months Ended
	Dec. 31, 2022 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Blackstone Holdings Partnership Units	10,751,742
Deferred Restricted Shares of Common Stock	27,341,906
Total Equity-Based Awards	38,093,648
Phantom Shares	40,471
Blackstone Holdings Partnership Units (Weighted-Average Service Period in Years)	1 year 3 months 18 days
Deferred Restricted Shares of Common Stock (Weighted-Average Service in Years)	3 years
Total Equity-Based Awards (Weighted-Average Service Period in Years)	2 years 6 months
Phantom Shares (Weighted-Average Service Period in Years)	3 years