Commercial Real Estate Loans - Schedule of Loan Risk Ratings (Details) $ in Thousands	6 Months Ended	12 Months Ended
	Jun. 30, 2025 USD ($) loan	Dec. 31, 2024 USD ($) loan
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Loan receivable, net		$ 117,103
Commercial Real Estate Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Number of loans (in loans) \| loan	53	51
Amortized Cost	$ 5,777,138	$ 5,888,622
Outstanding Principal	$ 5,790,984	$ 5,900,163
Outstanding Principal %	100.00%	100.00%
Loan receivable, net	$ 5,605,547	$ 5,771,519
Very Low Risk \| Commercial Real Estate Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Number of loans (in loans) \| loan	0	0
Amortized Cost	$ 0	$ 0
Outstanding Principal	$ 0	$ 0
Outstanding Principal %	0.00%	0.00%
Low Risk \| Commercial Real Estate Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Number of loans (in loans) \| loan	3	0
Amortized Cost	$ 465,122	$ 0
Outstanding Principal	$ 465,264	$ 0
Outstanding Principal %	8.00%	0.00%
Average Risk \| Commercial Real Estate Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Number of loans (in loans) \| loan	45	47
Amortized Cost	$ 4,670,837	$ 5,393,333
Outstanding Principal	$ 4,680,271	$ 5,400,698
Outstanding Principal %	81.00%	92.00%
High Risk/Potential for Loss \| Commercial Real Estate Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Number of loans (in loans) \| loan	2	2
Amortized Cost	$ 202,357	$ 193,687
Outstanding Principal	$ 202,357	$ 193,727
Outstanding Principal %	3.00%	3.00%
Impaired/Loss Likely \| Commercial Real Estate Loans
SEC Schedule, 12-29, Real Estate Companies, Investment in Mortgage Loans on Real Estate [Line Items]
Number of loans (in loans) \| loan	3	2
Amortized Cost	$ 438,822	$ 301,602
Outstanding Principal	$ 443,092	$ 305,738
Outstanding Principal %	8.00%	5.00%

KKR Real Estate Finance Trust Inc. 10-Q