FAIR VALUE OF FINANCIAL INSTRUMENTS - Schedule of carrying amounts and fair values of our financial instruments either recorded or disclosed on a recurring basis (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023
Assets:
Cash and cash equivalents	$ 897,850	$ 508,794
Stock warrants	40,192	59,281
Non-mortgage loans receivable, net	$ 28,129	$ 26,152
Derivative Asset, Statement of Financial Position [Extensible Enumeration]	Other assets	Other assets
Liabilities:
Senior notes payable and other debt, gross, carrying amount	$ 13,618,802	$ 13,568,598
Derivative Liability, Statement of Financial Position [Extensible Enumeration]	Accounts payable and other liabilities	Accounts payable and other liabilities
Non-mortgage loans receivable, net
Assets:
Non-mortgage loans receivable, net	$ 28,129	$ 26,152
Non-mortgage loans receivable, fair value	27,640	25,200
Secured/mortgage loans and other, net
Assets:
Held-to-maturity securities, amortized cost	144,872	27,986
Held-to-maturity securities, fair value	146,229	27,947
Carrying Amount
Assets:
Cash and cash equivalents	897,850	508,794
Escrow deposits and restricted cash (1)	59,383	54,668
Derivative instruments	12,908	19,782
Liabilities:
Senior notes payable and other debt, gross, carrying amount	13,618,802	13,568,598
Derivative instruments	5,887	2,525
Redeemable OP Units, carrying amount	200,420	173,452
Carrying Amount | Non-mortgage loans receivable, net
Assets:
Non-mortgage loans receivable, net	28,129	26,152
Carrying Amount | Secured/mortgage loans and other, net
Assets:
Held-to-maturity securities, amortized cost	144,872	27,986
Fair Value
Assets:
Cash and Cash Equivalents, Fair Value Disclosure	897,850	508,794
Escrow deposits and restricted cash (1)	59,383	54,668
Stock warrants	40,192	59,281
Derivative instruments	12,908	19,782
Liabilities:
Senior notes payable and other debt, gross, fair value	13,411,066	13,104,091
Derivative instruments	5,887	2,525
Redeemable OP Units, fair value	200,420	173,452
Fair Value | Non-mortgage loans receivable, net
Assets:
Non-mortgage loans receivable, fair value	27,640	25,200
Fair Value | Secured/mortgage loans and other, net
Assets:
Held-to-maturity securities, fair value	$ 146,229	$ 27,947