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RELATED-PARTY TRANSACTIONS - Affiliate Investments and Other Narrative (Details)	1 Months Ended				3 Months Ended
	Oct. 31, 2024 USD ($)	Oct. 31, 2023 USD ($) ft²	Feb. 28, 2023 USD ($) ft²	Feb. 28, 2022 USD ($)	Mar. 31, 2025 USD ($) ft²	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)	Aug. 07, 2019 ft²	May 15, 2019 ft²
Related Party Transaction [Line Items]
Payments to acquire equity method investment					$ 815,000	$ 530,000
Rental and other property income					17,220,000	18,773,000
Income from unconsolidated entities					(1,151,000)	(326,000)
Corporate Joint Venture | Eleven Year Lease
Related Party Transaction [Line Items]
Lease, term of contract with related party									11 years
Rentable area (square feet) | ft²								30,000	32,000
Rental and other property income							$ 194,000
Affiliated Entity
Related Party Transaction [Line Items]
Consolidated net worth					105,000,000.0
Liquid assets					$ 6,000,000.0
1910 Sunset Boulevard
Related Party Transaction [Line Items]
Payments to acquire equity method investment				$ 22,400,000
Ownership Interest					44.20%
1910 Sunset Boulevard | Office Building
Related Party Transaction [Line Items]
Rentable area (square feet) | ft²					104,764
1910 Sunset Boulevard | Corporate Joint Venture
Related Party Transaction [Line Items]
Payments to acquire equity method investment				$ 51,000,000
1902 Park Avenue
Related Party Transaction [Line Items]
Ownership Interest					25.50%
1902 Park Avenue | Corporate Joint Venture
Related Party Transaction [Line Items]
Purchase price			$ 19,100,000
Ownership Interest	25.50%		50.00%
1902 Park JV | Corporate Joint Venture
Related Party Transaction [Line Items]
Distributions from unconsolidated entity	$ 1,000,000
1015 N Mansfield Avenue
Related Party Transaction [Line Items]
Ownership Interest					28.80%
1015 N Mansfield Avenue | Office Building
Related Party Transaction [Line Items]
Rentable area (square feet) | ft²					44,141
1015 N Mansfield Avenue | Corporate Joint Venture
Related Party Transaction [Line Items]
Purchase price		$ 18,000,000
Ownership Interest		28.80%
Percentage of ownership acquired		100.00%
Income from unconsolidated entities					$ (1,200,000)	(326,000)
1015 N Mansfield Avenue | Corporate Joint Venture | Office Building
Related Party Transaction [Line Items]
Area of land (square feet) | ft²		44,141
4750 Wilshire Boulevard
Related Party Transaction [Line Items]
Ownership Interest					20.00%
4750 Wilshire Boulevard | Office Building
Related Party Transaction [Line Items]
Rentable area (square feet) | ft²			30,335		30,335
4750 Wilshire Boulevard | Eleven Year Lease
Related Party Transaction [Line Items]
Ownership percentage sold			80.00%
4750 Wilshire JV | Eleven Year Lease
Related Party Transaction [Line Items]
Ownership Interest			20.00%
4750 Wilshire JV | Corporate Joint Venture | Eleven Year Lease
Related Party Transaction [Line Items]
Income from unconsolidated entities					$ 82,000	$ 80,000

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