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NOTES AND BONDS PAYABLE - Schedule of Long-term Debt Instruments (Details) $ in Thousands, ₪ in Millions	1 Months Ended	12 Months Ended
	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2024 ILS (₪)	Dec. 31, 2023 USD ($)
Debt Instrument [Line Items]
Total Notes and Bonds Payable principal outstanding		$ 876,767		$ 1,045,821
Deferred financing costs and debt discount and premium, net		(11,475)		(17,138)
Total Notes and Bonds Payable, net		865,292		1,028,683
Mortgages
Debt Instrument [Line Items]
Amount under guarantees		204,000
Debt instrument, annual principal payment		10,000
Repayments of debt		6,400		17,600
Series B Bonds \| Bonds Payable
Debt Instrument [Line Items]
Notes payable		$ 127,486		321,724
Contractual interest rate, percentage		4.18%
Interest rate, effective percentage		4.18%
Repayments of debt		$ 192,300	₪ 700.9
Series C Bonds \| Bonds Payable
Debt Instrument [Line Items]
Notes payable		$ 39,049		99,461
Contractual interest rate, percentage		9.00%
Interest rate, effective percentage		9.00%
Repayments of debt		$ 59,800	₪ 218.0
Series D Bonds \| Bonds Payable
Debt Instrument [Line Items]
Notes payable		$ 161,436		0
Contractual interest rate, percentage		9.75%
Interest rate, effective percentage		9.75%
Crown Pointe Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 54,738		54,738
Basis spread on variable rate		2.30%	2.30%
Interest rate, effective percentage		6.83%
Georgia 400 Center Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 39,662		40,184
Basis spread on variable rate		2.75%	2.75%
Interest rate, effective percentage		7.28%
PORT Mortgage Loan 1 \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 34,967		34,967
Contractual interest rate, percentage		4.74%
Interest rate, effective percentage		4.74%
PORT Mortgage Loan 2 \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 10,523		10,523
Contractual interest rate, percentage		4.72%
Interest rate, effective percentage		4.72%
PORT MetLife Loan 1 \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 56,368		59,091
Contractual interest rate, percentage		3.90%
Interest rate, effective percentage		3.90%
PORT MetLife Loan 2 \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 89,671		93,388
Contractual interest rate, percentage		3.99%
Interest rate, effective percentage		3.99%
Lincoln Court Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 31,325		33,310
Basis spread on variable rate		3.25%	3.25%
Interest rate, effective percentage		7.78%
Madison Square Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 20,722		17,962
Basis spread on variable rate		3.00%	3.00%
Interest rate, effective percentage		7.53%
Bank of America Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 156,836		175,234
Basis spread on variable rate		2.75%	2.75%
Interest rate, effective percentage		7.28%
Richardson Office Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 12,018		12,209
Basis spread on variable rate		3.50%	3.50%
Interest rate, effective percentage		8.03%
Q&C Hotel Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 21,966		24,579
Basis spread on variable rate		3.50%	3.50%
Interest rate, effective percentage		8.03%
Interest rate during period		7.50%	7.50%
Q&C Hotel Mortgage Loan \| Mortgages \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate		3.50%	3.50%
Eight and Nine Corporate Centre Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 20,000		0
Basis spread on variable rate		4.90%	4.90%
Interest rate, effective percentage		9.43%
Interest rate during period		8.90%	8.90%
Eight and Nine Corporate Centre Mortgage Loan \| Mortgages \| Minimum
Debt Instrument [Line Items]
Basis spread on variable rate		4.90%	4.90%
Lofts at NoHo Commons Mortgage Loan \| Mortgages
Debt Instrument [Line Items]
Notes payable		$ 0		$ 68,451
Repayments of debt	$ 68,500