FAIR VALUE OF FINANCIAL INSTRUMENTS (Fair Value, by Balance Sheet Grouping) (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	$ 1,361,648	$ 1,454,545
Mortgages payable	1,316,559	1,368,104
Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1)
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loan receivable - related party	0	0
Loan held for sale	0	0
Senior notes in CRE securitizations		0
CRE term reinvestment facility	0
Senior secured financing facility	0	0
Warehouse financing facilities	0	0
Mortgages payable	0	0
Junior subordinated notes	0	0
Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1) \| CRE Whole Loan
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	0	0
Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1) \| CRE Mezzanine Loans
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	0
Quoted Prices in Active Markets for Identical Assets or Liabilities (Level 1) \| 5.75% Senior Unsecured Notes
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Unsecured Notes	0	0
Significant Other Observable Inputs (Level 2)
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loan receivable - related party	0	0
Loan held for sale	0	0
Senior notes in CRE securitizations		0
CRE term reinvestment facility	0
Senior secured financing facility	0	0
Warehouse financing facilities	0	0
Mortgages payable	0	0
Junior subordinated notes	0	0
Significant Other Observable Inputs (Level 2) \| CRE Whole Loan
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	0	0
Significant Other Observable Inputs (Level 2) \| CRE Mezzanine Loans
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	0
Significant Other Observable Inputs (Level 2) \| 5.75% Senior Unsecured Notes
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Unsecured Notes	0	0
Significant Unobservable Inputs (Level 3)
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loan receivable - related party	9,146	8,969
Loan held for sale	45,800	11,100
Senior notes in CRE securitizations		857,437
CRE term reinvestment facility	888,838
Senior secured financing facility	63,099	63,099
Warehouse financing facilities	82,961	158,266
Mortgages payable	80,113	80,113
Junior subordinated notes	42,104	40,852
Significant Unobservable Inputs (Level 3) \| CRE Whole Loan
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	1,375,075	1,484,997
Significant Unobservable Inputs (Level 3) \| CRE Mezzanine Loans
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	15,000
Significant Unobservable Inputs (Level 3) \| 5.75% Senior Unsecured Notes
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Unsecured Notes	147,600	145,485
Carrying Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loan receivable - related party	10,550	10,675
Loan held for sale	45,800	11,100
Senior notes in CRE securitizations		862,804
CRE term reinvestment facility	885,664
Senior secured financing facility	61,275	60,910
Warehouse financing facilities	82,067	156,739
Mortgages payable	79,576	79,556
Junior subordinated notes	51,548	51,548
Carrying Value \| CRE Whole Loan
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	1,347,264	1,454,545
Carrying Value \| CRE Mezzanine Loans
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	14,384
Carrying Value \| 5.75% Senior Unsecured Notes
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Unsecured Notes	149,166	148,814
Fair Value
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loan receivable - related party	9,146	8,969
Loan held for sale	45,800	11,100
Senior notes in CRE securitizations		857,437
CRE term reinvestment facility	888,838
Senior secured financing facility	63,099	63,099
Warehouse financing facilities	82,961	158,266
Mortgages payable	80,113	80,113
Junior subordinated notes	42,104	40,852
Fair Value \| CRE Whole Loan
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	1,375,075	1,484,997
Fair Value \| CRE Mezzanine Loans
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Loans and receivables	15,000
Fair Value \| 5.75% Senior Unsecured Notes
Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items]
Senior Unsecured Notes	$ 147,600	$ 145,485

CRE securitization notes payable.

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Carrying Value Of The Loan Held For Sale

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Warehouse financing facilities.

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No definition available.

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- Definition

Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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No definition available.

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- Definition

For an unclassified balance sheet, reflects the carrying amount of unpaid loan amounts due from related parties at the balance sheet date.

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- Definition

Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Carrying value as of the balance sheet date, including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer). Such obligations include mortgage loans, chattel loans, and any other borrowings secured by assets of the borrower.

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Including the current and noncurrent portions, carrying value as of the balance sheet date of uncollateralized debt obligations (with maturities initially due after one year or beyond the operating cycle if longer).

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