v3.25.4
Basis of Presentation and Significant Accounting Policies - Basis of Presentation (Details) - entity
Dec. 31, 2025
Dec. 31, 2024
Rithm Property Trust II REIT Inc.    
Summary Of Significant Accounting Policies [Line Items]    
Ownership percentage by parent (as a percent) 99.70% 99.90%
Rithm Property Trust Inc    
Summary Of Significant Accounting Policies [Line Items]    
Number of non controlling interest subsidiaries 2  
AS Ajax E II LLC | Rithm Property Trust Inc    
Summary Of Significant Accounting Policies [Line Items]    
Ownership percentage by third parties (as a percent) 53.10%  
2017-D | Rithm Property Trust Inc    
Summary Of Significant Accounting Policies [Line Items]    
Ownership percentage by parent (as a percent) 50.00% 50.00%