v3.26.3
Debt - Summary of Company's Revolving Credit Facilities (Details) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2026
Dec. 31, 2025
Sep. 30, 2025
Line of Credit Facility [Line Items]      
Debt Balance $ 1,749,991 $ 1,650,764  
Restricted Cash Reserves 133,276 94,174 $ 104,459
Senior      
Line of Credit Facility [Line Items]      
Total Credit Facility [1] 355,000    
Debt Balance [1] $ 225,798    
Advance Rate Cap [1] 83.00%    
Current Advance Rate [1] 73.00%    
Revolving Period End Date [1] 2028-08    
Maturity Date [1] 2028-08    
Revolving credit facilities      
Line of Credit Facility [Line Items]      
Total Credit Facility $ 780,000    
Debt Balance 458,566 $ 270,186  
Restricted Cash Reserves $ 1,840    
Maximum [Member] | Senior      
Line of Credit Facility [Line Items]      
Unused Commitment Fee [1] 0.90%    
Minimum [Member] | Senior      
Line of Credit Facility [Line Items]      
Unused Commitment Fee [1] 0.30%    
RMR IV warehouse      
Line of Credit Facility [Line Items]      
Total Credit Facility $ 125,000    
Debt Balance 54,678    
Restricted Cash Reserves $ 689    
Advance Rate Cap 79.00%    
Current Advance Rate 79.00%    
Unused Commitment Fee 0.50%    
Revolving Period End Date 2027-05    
Maturity Date 2028-05    
RMR V warehouse      
Line of Credit Facility [Line Items]      
Total Credit Facility $ 100,000    
Debt Balance 66,196    
Restricted Cash Reserves $ 412    
Advance Rate Cap 80.00%    
Current Advance Rate 80.00%    
Revolving Period End Date 2027-11    
Maturity Date 2028-11    
RMR V warehouse | Maximum [Member]      
Line of Credit Facility [Line Items]      
Unused Commitment Fee 0.70%    
RMR V warehouse | Minimum [Member]      
Line of Credit Facility [Line Items]      
Unused Commitment Fee 0.40%    
RMR VI warehouse      
Line of Credit Facility [Line Items]      
Total Credit Facility $ 75,000    
Debt Balance 56,373    
Restricted Cash Reserves $ 375    
Advance Rate Cap 75.00%    
Current Advance Rate 75.00%    
Unused Commitment Fee 0.50%    
Revolving Period End Date 2028-04    
Maturity Date 2029-04    
RMR VII warehouse      
Line of Credit Facility [Line Items]      
Total Credit Facility $ 125,000    
Debt Balance 55,521    
Restricted Cash Reserves $ 364    
Advance Rate Cap 76.00%    
Current Advance Rate 76.00%    
Revolving Period End Date 2027-10    
Maturity Date 2028-10    
RMR VII warehouse | Maximum [Member]      
Line of Credit Facility [Line Items]      
Unused Commitment Fee 0.70%    
RMR VII warehouse | Minimum [Member]      
Line of Credit Facility [Line Items]      
Unused Commitment Fee 0.40%    
[1] The senior revolving credit facility has an additional advance rate cap of 60% of eligible delinquent renewals. As of September 30, 2026, this advance rate was 50%.