v3.25.1

DERIVATIVE INSTRUMENTS - Schedule of Notional Amount and Other Information Related to the Interest Rate Swaps and Interest Rate Cap (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2025 USD ($) investment_instrument	Mar. 31, 2024 USD ($)	Dec. 31, 2024 USD ($) investment_instrument
Derivative [Line Items]
Interest rate swap settlement for early terminated swaps \| $	$ 0	$ (6,552)
Derivative instruments not designated as hedging instruments \| Interest Rate Swaps
Derivative [Line Items]
Number of Instruments \| investment_instrument	12		14
Notional Amount \| $	$ 1,000,000		$ 1,100,000
Weighted-Average Fix Pay Rate	3.30%
Weighted-Average Remaining Term in Years	1 year 4 months 24 days
Derivative, number of instruments terminated \| investment_instrument	2
Interest rate swap settlement for early terminated swaps \| $	$ 6,600
Derivative instruments not designated as hedging instruments \| Interest Rate Swaps \| Secured Overnight Financing Rate (SOFR) Fallback
Derivative [Line Items]
Number of Instruments \| investment_instrument	2
Derivative instruments not designated as hedging instruments \| Interest Rate Swaps \| Minimum \| One-month SOFR
Derivative [Line Items]
Reference Rate	2.38%
Derivative instruments not designated as hedging instruments \| Interest Rate Swaps \| Maximum \| One-month SOFR
Derivative [Line Items]
Reference Rate	3.92%

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Fixed interest rate related to the interest rate derivative.

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KBS Real Estate Investment Trust III, Inc. 10-Q