INVESTMENT IN UNCONSOLIDATED ENTITIES - Schedule of Equity Investments in Unconsolidated Entities (Details) $ in Thousands	Dec. 31, 2024 USD ($) ft² unit	Sep. 30, 2024 unit	Dec. 31, 2023 USD ($)	Feb. 28, 2023 ft² unit
Schedule of Equity Method Investments [Line Items]
Total investments in unconsolidated entities	$ 33,677		$ 33,505
1910 Sunset Boulevard
Schedule of Equity Method Investments [Line Items]
Ownership Interest	44.20%
Total investments in unconsolidated entities	$ 12,898		12,040
1910 Sunset Boulevard | Office Building
Schedule of Equity Method Investments [Line Items]
Rentable area (square feet) | ft²	104,764
1910 Sunset Boulevard | Retail Site
Schedule of Equity Method Investments [Line Items]
Rentable area (square feet) | ft²	2,760
1910 Sunset Boulevard | Multifamily
Schedule of Equity Method Investments [Line Items]
Number of real estate property units | unit	36
4750 Wilshire Boulevard
Schedule of Equity Method Investments [Line Items]
Ownership Interest	20.00%
Total investments in unconsolidated entities	$ 8,622		9,119
4750 Wilshire Boulevard | Office Building
Schedule of Equity Method Investments [Line Items]
Rentable area (square feet) | ft²	30,335			30,335
4750 Wilshire Boulevard | Multifamily
Schedule of Equity Method Investments [Line Items]
Number of real estate property units | unit		68		68
1902 Park Avenue
Schedule of Equity Method Investments [Line Items]
Ownership Interest	25.50%
Total investments in unconsolidated entities	$ 5,730		7,082
1902 Park Avenue | Multifamily
Schedule of Equity Method Investments [Line Items]
Number of real estate property units | unit	75
1015 N Mansfield Avenue
Schedule of Equity Method Investments [Line Items]
Ownership Interest	28.80%
Total investments in unconsolidated entities	$ 6,427		$ 5,264
1015 N Mansfield Avenue | Office Building
Schedule of Equity Method Investments [Line Items]
Rentable area (square feet) | ft²	44,141