v3.26.1
Subsequent Events (Details)
$ / shares in Units, loan in Thousands, $ in Millions
1 Months Ended 2 Months Ended 3 Months Ended
May 01, 2026
USD ($)
Apr. 30, 2026
loan
Mar. 01, 2026
USD ($)
Apr. 30, 2026
USD ($)
$ / shares
shares
Mar. 31, 2026
USD ($)
$ / shares
shares
Sep. 30, 2026
USD ($)
Mar. 31, 2026
USD ($)
Mar. 31, 2025
USD ($)
Feb. 10, 2026
USD ($)
Dec. 31, 2025
USD ($)
Subsequent Event [Line Items]                    
Repurchase of common stock (in shares) | shares         154,444          
Repurchase of common stock         $ 6.1   $ 6.1      
Shares acquired, average cost per share | $ / shares         $ 39.62          
Share Repurchase Program, Authorized, Amount         $ 10.0   10.0   $ 10.0  
Proceeds from Sale of Mortgage Loans Held-for-sale             6,103.9 $ 4,082.6    
Reverse loans held for sale pooled into Home Equity Conversion Mortgage-Backed Securities (HMBS), at fair value         9,596.5   9,596.5     $ 9,807.5
Loans Held For Sale, Reverse Mortgages, Unpaid Principal         9,083.4   9,083.4     $ 9,333.0
Forecast | Minimum                    
Subsequent Event [Line Items]                    
Proceeds from Sale of Mortgage Loans Held-for-sale           $ 105.0        
Proceeds from Sale, Loan, Mortgage, Held-for-Sale, Net           70.0        
Forecast | Maximum                    
Subsequent Event [Line Items]                    
Proceeds from Sale of Mortgage Loans Held-for-sale           115.0        
Proceeds from Sale, Loan, Mortgage, Held-for-Sale, Net           80.0        
Rithm Capital Corp | Fair Value Non-Agency Mortgage Servicing Rights                    
Subsequent Event [Line Items]                    
UPB of MSR liability     $ 1,200.0              
Finance of America Reverse LLC                    
Subsequent Event [Line Items]                    
Reverse loans held for sale pooled into Home Equity Conversion Mortgage-Backed Securities (HMBS), at fair value         5,500.0   5,500.0      
Loans Held For Sale, Reverse Mortgages, Unpaid Principal         $ 5,145.0   $ 5,145.0      
Finance of America Reverse LLC | Forecast | Minimum                    
Subsequent Event [Line Items]                    
Proceeds from Sale of Mortgage Loans Held-for-sale           105.0        
Finance of America Reverse LLC | Forecast | Maximum                    
Subsequent Event [Line Items]                    
Proceeds from Sale of Mortgage Loans Held-for-sale           $ 115.0        
Subsequent Event                    
Subsequent Event [Line Items]                    
Repurchase of common stock (in shares) | shares       88,309            
Repurchase of common stock       $ 3.9            
Shares acquired, average cost per share | $ / shares       $ 43.87            
Subsequent Event | Rithm Capital Corp | Fair Value Non-Agency Mortgage Servicing Rights                    
Subsequent Event [Line Items]                    
UPB of MSR liability $ 10,800.0                  
Subsequent Event | Finance of America Reverse LLC                    
Subsequent Event [Line Items]                    
Number Of Reverse Mortgage Servicing Rights Sold, Number Of Loans | loan   20                
Subservicing Agreement, Term   3 years                
Subservicing Agreement, Automatic Renewal Term   1 year                
Subservicing Agreement, Notice Of Non-Renewal, Period Prior To Expiration   180 days