FAIR VALUE OF FINANCIAL INSTRUMENTS (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Assets:
Cash and cash equivalents	$ 122,564	$ 149,725
Stock warrants	23,621	48,884
Non-mortgage loans receivable, net	24,338	19,024
Liabilities:
Senior notes payable and other debt, gross, carrying amount	12,361,244	12,093,138
Redeemable OP Units, fair value	162,700	182,100
Non-mortgage loans receivable, net
Assets:
Non-mortgage loans receivable, net	24,338	19,024
Non-mortgage loans receivable, fair value	23,416	19,039
Secured/mortgage loans and other, net
Assets:
Held-to-maturity securities, amortized cost	513,669	488,913
Held-to-maturity securities, fair value	493,627	478,931
Government-Sponsored Pooled Loan Investments
Assets:
Government-sponsored pooled loan investments, net	43,406	41,213
Carrying Amount
Assets:
Cash and cash equivalents	122,564	149,725
Escrow deposits and restricted cash	48,181	46,872
Derivative instruments	24,316	1,128
Liabilities:
Senior notes payable and other debt, gross, carrying amount	12,361,244	12,093,138
Derivative instruments	145	12,290
Redeemable OP Units, carrying amount	162,663	182,112
Carrying Amount | Non-mortgage loans receivable, net
Assets:
Non-mortgage loans receivable, net	24,338	19,024
Carrying Amount | Secured/mortgage loans and other, net
Assets:
Held-to-maturity securities, amortized cost	493,669	488,913
Carrying Amount | Government-Sponsored Pooled Loan Investments
Assets:
Government-sponsored pooled loan investments, net	43,406	41,213
Fair Value
Assets:
Cash and Cash Equivalents, Fair Value Disclosure	122,564	149,725
Escrow deposits and restricted cash	48,181	46,872
Stock warrants	23,621	48,884
Derivative instruments	24,316	1,128
Liabilities:
Senior notes payable and other debt, gross, fair value	11,493,824	12,891,937
Derivative instruments	145	12,290
Redeemable OP Units, fair value	162,663	182,112
Fair Value | Non-mortgage loans receivable, net
Assets:
Non-mortgage loans receivable, fair value	23,416	19,039
Fair Value | Secured/mortgage loans and other, net
Assets:
Held-to-maturity securities, fair value	493,627	478,931
Fair Value | Government-Sponsored Pooled Loan Investments
Assets:
Government-sponsored pooled loan investments, net	$ 43,406	$ 41,213