Cover Page - USD ($) $ in Billions	12 Months Ended
	Dec. 31, 2023	Feb. 16, 2024	Jun. 30, 2023
Document Information [Line Items]
Document Type	10-K
Amendment Flag	false
Document Period End Date	Dec. 31, 2023
Document Fiscal Year Focus	2023
Document Fiscal Period Focus	FY
Trading Symbol	BX
Entity Registrant Name	Blackstone Inc
Entity Central Index Key	0001393818
Current Fiscal Year End Date	--12-31
Entity Well-known Seasoned Issuer	Yes
Entity Current Reporting Status	Yes
Entity Filer Category	Large Accelerated Filer
Entity Emerging Growth Company	false
Entity Small Business	false
Document Transition Report	false
Document Annual Report	true
Title of 12(b) Security	Common Stock
Security Exchange Name	NYSE
Entity Shell Company	false
Entity Voluntary Filers	No
Entity Interactive Data Current	Yes
Entity File Number	001-33551
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	20-8875684
Entity Address, Address Line One	345 Park Avenue
Local Phone Number	583-5000
Entity Address, State or Province	NY
Entity Address, City or Town	New York
City Area Code	212
Entity Address, Postal Zip Code	10154
Entity Public Float			$ 65.5
ICFR Auditor Attestation Flag	true
Entity Common Stock, Shares Outstanding		714,644,445
Auditor Name	DELOITTE & TOUCHE LLP
Auditor Firm ID	34
Auditor Location	New York
Document Financial Statement Error Correction [Flag]	false