Basic and Diluted Net Income Per Common Stock (Detail) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended
		Mar. 31, 2023	Mar. 31, 2022
Earnings Per Share [Line Items]
Net Income Attributable to Blackstone Inc., Basic and Diluted		$ 85,812	$ 1,216,874
Weighted-Average Shares of Common Stock Outstanding, Basic		746,064,922	734,327,015
Weighted-Average Shares of Unvested Deferred Restricted Common Stock		579,007	639,900
Weighted-Average Shares of Common Stock Outstanding, Diluted		746,643,929	734,966,915
Net Income Per Share of Common Stock, Basic		$ 0.12	$ 1.66
Net Income Per Share of Common Stock, Diluted		0.11	1.66
Dividends Declared Per Share of Common Stock	[1]	$ 0.91	$ 1.45

[1] Dividends declared reflects the calendar date of the declaration for each distribution.