Property Loans, Net of Loan Loss Allowances - Summary of Partnership's Property Loans, Net of Loan Loss Allowances (Parenthetical) (Details)	Sep. 30, 2022	Dec. 31, 2021
Senior Construction Financing [Member] | Minimum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Floor interest rate	0.00%	0.00%
Senior Construction Financing [Member] | Maximum [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Floor interest rate	0.50%	0.50%
Magnolia Crossing [Member] | Senior Acquisition Financing [Member] | SOFR [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Floor interest rate		0.25%