Real Estate Investments, Net - Narrative (Details) $ in Thousands	3 Months Ended						9 Months Ended		12 Months Ended
	Sep. 30, 2025 USD ($) property	Jun. 30, 2025 USD ($) property	Mar. 31, 2025 USD ($) property	Sep. 30, 2024 USD ($) property	Jun. 30, 2024 USD ($) property	Mar. 31, 2024 USD ($) property	Sep. 30, 2025 USD ($) property	Sep. 30, 2024 USD ($) property	Dec. 31, 2024
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment charges | $	$ 55,433	$ 9,800	$ 60,300	$ 38,483	$ 27,400	$ 4,300	$ 125,560	$ 70,212
Number of impaired properties	10	21	69	21	6
Impairment charges | $				$ 38,600			$ 125,560	70,312
Number of real estate properties held for sale							22
(Loss) gain on dispositions of real estate investments | $	$ 5,797			4,280			$ 5,938	(35,702)
RCG Multi Tenant Retail Assets
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
(Loss) gain on dispositions of real estate investments | $	$ 5,800			$ 4,300			$ 5,900	$ (35,700)
Properties Sold | RCG Multi Tenant Retail Assets
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of real estate properties sold	58			20			168	75
Properties Sold | RCG Multi Tenant Retail Assets | Industrial and Distribution Properties
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of real estate properties sold	3						9
Properties Sold | RCG Multi Tenant Retail Assets | Multi-tenant disposition receivable
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of real estate properties sold	51						152
Properties Sold | RCG Multi Tenant Retail Assets | Office Properties
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of real estate properties sold	4						7
United States
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of impaired properties	9	20	68	19	3	6
Entity-wide revenue percentage							69.50%		80.10%
Europe
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of impaired properties		1
United Kingdom
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of impaired properties	1		1
Entity-wide revenue percentage							14.40%		10.40%
Total real estate investments, at cost
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Impairment charges | $	$ 900			$ 0			$ 10,500	$ 0