v3.26.3
DEBT - Additional Information (Details) - USD ($)
$ in Thousands
9 Months Ended 12 Months Ended
Jun. 09, 2026
Mar. 13, 2026
Mar. 12, 2026
Oct. 03, 2025
Sep. 23, 2025
Jul. 28, 2025
Sep. 11, 2024
Sep. 30, 2026
Sep. 30, 2025
Dec. 31, 2025
Mar. 25, 2026
Mar. 24, 2026
Sep. 22, 2025
Debt Instrument [Line Items]                          
Borrowings from term loans               $ 1,944,735 $ 234,750        
Tango Credit Agreement | Secured Debt                          
Debt Instrument [Line Items]                          
Amount drawn               334,800   $ 184,800      
Amount available                   334,800      
BNP Funding Facility | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity                         $ 200,000
Amount drawn               300,000          
Variable interest rate         1.25%                
Unused capacity, commitment fee percentage         0.50%                
Pioneer Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Amount drawn               481,000   226,000      
Amount available               534,200   542,200      
Rover Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity $ 910,000                        
Variable interest rate 2.25%                        
Long term loan               905,700          
Secured Debt | Denali Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity             $ 212,500     212,500      
Amount drawn               203,000   208,000      
Variable interest rate             2.00%            
Interest rate, step-up percent             0.125%            
Interest rate, step up period             3 years            
Secured Debt | Aspen Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity   $ 249,900                      
Variable interest rate   1.625% 1.75%                    
Interest rate, step-up percent   0.125%                      
Amount available               453,800   224,500      
Unused capacity, commitment fee percentage   0.60%                      
Secured Debt | Aspen Term Loan | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity   $ 478,000               228,100      
Secured Debt | Pioneer Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity       $ 542,200           542,200      
Variable interest rate       1.50%                  
Interest rate step-up       0.125%                  
Commitment fee percentage       0.50%                  
Letter of Credit | Denali Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity             $ 10,200            
Fee percent             0.50%            
Letter of Credit | Aspen Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity   $ 16,100                      
Fee percent   1.625% 1.725%                    
Letter of Credit | Aspen DSR LC Facility | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity               31,700          
Letter of Credit | Tango Credit Agreement | Secured Debt                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity               18,800          
Interest rate, step up period           3 years              
Interest rate step-up           0.125%              
Fees payable interest rate           0.0150              
Letter of Credit | Pioneer Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity       $ 23,500                  
Interest rate, step up period       3 years                  
Interest rate step-up       0.125%                  
Commitment fee percentage       0.50%                  
Fees payable interest rate       0.0150                  
Revolving Credit Facility | Revolving Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity                   50,000 $ 200,000 $ 50,000  
Revolving Credit Facility | ACI Portfolio Aggregator Credit Agreement | Line of Credit                          
Debt Instrument [Line Items]                          
Amount drawn                   20,000      
Revolving Credit Facility | ACI Portfolio Aggregator Credit Agreement | Line of Credit | Secured Overnight Financing Rate (SOFR), Credit Spread Adjustment                          
Debt Instrument [Line Items]                          
Amount drawn               $ 20,000          
Revolving Credit Facility | ACI Portfolio Aggregator Credit Agreement | Line of Credit | Minimum | Base Rate                          
Debt Instrument [Line Items]                          
Variable interest rate               0.00%          
Revolving Credit Facility | ACI Portfolio Aggregator Credit Agreement | Line of Credit | Minimum | Secured Overnight Financing Rate (SOFR), Credit Spread Adjustment                          
Debt Instrument [Line Items]                          
Variable interest rate               0.00%          
Revolving Credit Facility | ACI Portfolio Aggregator Credit Agreement | Line of Credit | Maximum | Base Rate                          
Debt Instrument [Line Items]                          
Variable interest rate               1.60%          
Revolving Credit Facility | ACI Portfolio Aggregator Credit Agreement | Line of Credit | Maximum | Secured Overnight Financing Rate (SOFR), Credit Spread Adjustment                          
Debt Instrument [Line Items]                          
Variable interest rate               2.60%          
Line of Credit | Tango Credit Agreement | Secured Debt                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity               $ 334,800   334,800      
Interest rate, step up period           3 years              
Interest rate step-up           0.125%              
Commitment fee percentage           0.50%              
Line of Credit | Tango Credit Agreement | Secured Debt | Base Rate                          
Debt Instrument [Line Items]                          
Variable interest rate           0.50%              
Line of Credit | Tango Credit Agreement | Secured Debt | SOFR                          
Debt Instrument [Line Items]                          
Variable interest rate           1.50%              
Data Center Loans Tranche | BNP Funding Facility | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity         $ 175,000                
Variable interest rate         1.35%                
Broadly Syndicated Loans Tranche | BNP Funding Facility | Line of Credit                          
Debt Instrument [Line Items]                          
Maximum borrowing capacity         $ 550,000         $ 200,000     $ 375,000