v3.25.4
MEMBERS' CAPITAL - Distributions Declared and Payable (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dividends Payable [Line Items]      
Per Unit Amount $ 1.6705 $ 1.8067  
Total Amount $ 312,944 $ 282,812 $ 161,416
O 2025 M1 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.1265    
Total Amount $ 22,270    
S 2025 M1 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount [1] $ 0.0474    
Total Amount [1] $ 8,751    
O 2025 M2 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.1263    
Total Amount $ 22,696    
O 2025 M3 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.1263    
Total Amount $ 23,317    
O 2025 M4 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.1261    
Total Amount $ 23,346    
O 2025 M5 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.1259    
Total Amount $ 23,628    
O 2025 M6 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.1254    
Total Amount $ 23,971    
S 2025 M6 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount [1] $ 0.047    
Total Amount [1] $ 8,984    
O 2025 M7 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.125    
Total Amount $ 23,499    
O 2025 M8 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.125    
Total Amount $ 23,749    
O 2025 M9 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.125    
Total Amount $ 23,993    
S 2025 M9 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount [1] $ 0.0463    
Total Amount [1] $ 8,888    
O 2025 M10 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.125    
Total Amount $ 23,593    
O 2025 M11 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.125    
Total Amount $ 23,811    
O 2025 M12 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount $ 0.125    
Total Amount $ 23,978    
S 2025 M12 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount [1] $ 0.0233    
Total Amount [1] $ 4,470    
O 2024 M1 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1513  
Total Amount   $ 19,487  
O 2024 M2 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1512  
Total Amount   $ 20,505  
O 2024 M3 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1513  
Total Amount   $ 21,619  
O 2024 M4 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1508  
Total Amount   $ 22,258  
O 2024 M5 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1508  
Total Amount   $ 23,532  
O 2024 M6 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1514  
Total Amount   $ 24,285  
O 2024 M7 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.151  
Total Amount   $ 24,293  
O 2024 M8 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1504  
Total Amount   $ 24,639  
O 2024 M9 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.15  
Total Amount   $ 25,095  
O 2024 M10 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1498  
Total Amount   $ 25,240  
O 2024 M11 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1495  
Total Amount   $ 25,681  
O 2024 M12 Aggregate Dividends      
Dividends Payable [Line Items]      
Per Unit Amount   $ 0.1492  
Total Amount   $ 26,178  
[1] Represents special distribution.