LOANS HELD-FOR-INVESTMENT - Schedule of Loans Held for Investment (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held-for-investment and related receivables, net	$ 3,379,068	$ 3,752,467
Less: Current expected credit losses	(290,707)	(297,878)
Total loans held-for-investment and related receivables, net	3,088,361	3,454,589
First mortgage loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held-for-investment and related receivables, net	2,951,719	3,361,679
Total CRE loans held-for-investment and related receivables, net
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held-for-investment and related receivables, net	2,951,719	3,361,679
Total loans held-for-investment and related receivables, net	2,672,202	3,074,451
Liquid corporate senior loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held-for-investment and related receivables, net	26,880	26,909
Total loans held-for-investment and related receivables, net	22,732	22,664
Corporate senior loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held-for-investment and related receivables, net	400,469	363,879
Total loans held-for-investment and related receivables, net	$ 393,427	$ 357,474

CIM REAL ESTATE FINANCE TRUST, INC. 10-Q