Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cash flows from operating activities:
Net loss	$ (979,961)	$ (1,080,308)	$ (836,164)
Adjustments to reconcile net loss to net cash provided by operating activities:
Management fee	839,237	837,687	445,291
Performance participation allocation	0	742,670	1,378,959
Impairment of investments in real estate	236,071	33,554	0
Depreciation and amortization	3,811,218	4,098,366	1,919,932
Net gain on dispositions of real estate	(1,935,021)	(808,846)	(7,881)
Loss on extinguishment of debt	40,300	11,476	16,331
Unrealized loss (gain) on fair value of financial instruments	770,669	(923,641)	(1,035,763)
Realized gain on sale of real estate-related equity securities	(26,124)	(350,003)	(16,271)
Income from unconsolidated entities	(119,941)	(182,249)	(205,980)
Distributions of earnings from unconsolidated entities	322,502	249,902	112,517
Other items	6,999	55,291	(72,111)
Change in assets and liabilities:
Increase in other assets	(222,502)	(431,250)	(347,998)
Increase (decrease) in due to affiliates	(8,562)	1,273	2,799
(Decrease) increase in other liabilities	(28,396)	474,755	429,424
Net cash provided by operating activities	2,706,489	2,728,677	1,783,085
Cash flows from investing activities:
Acquisitions of real estate	(41,405)	(30,896,249)	(28,886,135)
Capital improvements to real estate	(1,493,414)	(1,310,687)	(576,304)
Proceeds from disposition of real estate	7,396,083	2,918,715	267,045
Refunds of pre-acquisition costs/deposits	22,869	100,163	(152,220)
Investment in unconsolidated entities	(408,537)	(3,848,722)	(5,236,968)
Dispositions of and return of capital from unconsolidated entities	1,996,760	24,103	45,761
Proceeds from consolidation of previously unconsolidated entities	32,961	0	0
Purchase of investments in real estate debt	(368,001)	(4,488,157)	(5,824,137)
Proceeds from sale/repayment of investments in real estate debt	1,745,422	2,487,955	1,509,472
Purchase of real estate-related equity securities	(376)	(1,045,329)	(1,795,353)
Proceeds from sale of real estate-related equity securities	232,104	3,269,889	0
Proceeds from repayments of real estate loans held by consolidated securitization vehicles	655,927	1,870,183	9,681
Proceeds from settlement of derivative contracts	3,624	110,532	0
Collateral released (posted) under derivative contracts	12,555	(42,462)	0
Other investing activities	66,010	0	0
Net cash provided by (used in) investing activities	9,852,582	(30,850,066)	(40,639,158)
Cash flows from financing activities:
Borrowings under mortgage loans, secured term loans, and secured revolving credit facilities	9,184,950	33,632,896	24,656,316
Repayments of mortgage loans, secured term loans, and secured revolving credit facilities	(12,827,714)	(14,136,372)	(8,676,134)
Borrowings under secured financings of investments in real estate debt	432,564	2,039,047	12,887,626
Repayments of secured financings of investments in real estate debt	(1,040,889)	(1,742,354)	(10,296,189)
Borrowings under unsecured revolving credit facilities and term loans	0	1,742,308	1,200,000
Repayments of unsecured revolving credit facilities and term loans	0	(615,385)	(1,200,000)
Payment of deferred financing costs	(67,469)	(447,461)	(257,998)
Sales of senior obligations of consolidated securitization vehicles	148,679	101,954	132,916
Repayments of senior obligations of consolidated securitization vehicles	(588,142)	(1,653,304)	(65,852)
Proceeds from issuance of common stock	6,206,288	17,466,749	23,024,165
Subscriptions received in advance	113,763	208,632	1,746,910
Offering costs paid	(237,573)	(274,079)	(180,186)
Distributions	(1,457,410)	(1,249,255)	(711,639)
Repurchase of common stock	(12,419,310)	(10,429,274)	(1,082,105)
Repurchase of management fee shares	(833,127)	0	(372,230)
Contributions of proceeds from repurchase of management fee shares to non-controlling interests in BREIT OP	833,127	0	0
Contributions from redeemable non-controlling interest	495	40,977	32,894
Distributions to and redemption of redeemable non-controlling interest	(4,310)	(51,263)	(115,438)
Redemption of affiliate service provider incentive compensation awards	(1,974)	(143)	(1,157)
Contributions from non-controlling interests	1,198,649	2,660,481	638,708
Distributions to and redemptions of non-controlling interests	(755,089)	(320,975)	(131,621)
Net cash (used in) provided by financing activities	(12,114,492)	26,973,179	41,228,986
Net change in cash and cash equivalents and restricted cash	444,579	(1,148,210)	2,372,913
Cash, cash equivalents and restricted cash, beginning of year	2,254,492	3,418,581	1,044,523
Effects of foreign currency translation on cash, cash equivalents and restricted cash	(4,051)	(15,879)	1,145
Cash, cash equivalents and restricted cash, end of year	2,695,020	2,254,492	3,418,581
Reconciliation of cash, cash equivalents and restricted cash to the consolidated balance sheets:
Cash and cash equivalents	1,945,260	1,281,292	989,674
Restricted cash	749,760	973,200	2,428,907
Total cash, cash equivalents and restricted cash	2,695,020	2,254,492	3,418,581
Supplemental disclosures:
Interest paid	2,848,740	2,049,664	726,714
Non-cash investing and financing activities:
Assumption of mortgage loans in conjunction with acquisitions of real estate	0	4,150,467	5,494,319
Assumption of other assets and liabilities in conjunction with acquisitions of real estate	0	200,760	575,405
Issuance of BREIT OP units as consideration for acquisitions of real estate and purchases of non-controlling interests	0	229,313	395,752
Issuance of BREIT OP units for settlement of joint venture promote liability	84,638	0	0
Assumption of other liabilities in conjunction with acquisitions of investments in unconsolidated entities	0	0	9,435
Recognition of financing lease liability	0	0	16,855
Accrued pre-acquisition costs	0	0	1,199
Accrued capital expenditures and acquisition related costs	0	74,848	23,139
Acquired non-controlling interests	0	521,868	1,660,443
Accrued distributions	0	48,154	99,251
Change in accrued stockholder servicing fee due to affiliate	(626,524)	352,586	630,181
Redeemable non-controlling interest issued as settlement of performance participation allocation	0	817,527	1,571,607
Issuance of non-controlling interests for payment of management fees	412,071	0	0
Issuance of Class I shares for payment of management fees	435,305	0	0
Promote receivable for redeemable non-controlling interest issued in excess of performance participation allocation	0	74,857	0
Allocation to redeemable non-controlling interest	4,179	39,282	103,442
Distribution reinvestment	1,340,727	1,386,808	792,953
Accrued repurchases	574,958	151,959	100,802
Mortgage payable proceeds in escrow	0	108,940	0
Investment in single family rental homes risk retention securities	0	117,073	0
Receivable for proceeds from disposition of real estate	2,522	0	0
Payable for unsettled investments in real estate debt	0	0	21,426
Receivable for unsettled investments in real estate debt	0	49,061	75
Net increase in additional paid-in capital resulting from purchases of non-controlling interest	0	50,723	0
Interest rate contract receivables resulting from terminated interest rate derivative assets	321,771	0	0
Receipt of interest rate derivative assets in exchange for interest rate contract receivables	276,767	0	0
Insurance receivable for involuntary conversion	20,058	0	0
Consolidation of securitization vehicles	0	2,348,079	10,744,399
Deconsolidation of securitization vehicles	302,128	0	758,500
Increases (Decreases) in assets and liabilities resulting from consolidation of previously unconsolidated entities:
Investments in real estate, net	668,682	17,543	0
Other assets	3,912	38	0
Mortgage loans, net	(265,106)	9,129	0
Other liabilities	(27,213)	263	0
Non-controlling interests attributable to third party joint ventures	(191,742)	92	0
Class C
Non-cash investing and financing activities:
Exchange of redeemable non-controlling interest	65,304	0	0
Class B Units
Non-cash investing and financing activities:
Exchange of redeemable non-controlling interest	278,990	435,238	68,453
Class I Shares
Non-cash investing and financing activities:
Exchange of non-controlling interest for Class I shares	$ 0	$ 604,617	$ 801,645