Quarterly report pursuant to Section 13 or 15(d)

DEBT - SPV Facility (Details)

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DEBT - SPV Facility (Details)
 3 Months Ended 6 Months Ended
Jun. 30, 2024
USD ($)
lender
Jun. 30, 2023
Jun. 30, 2024
USD ($)
lender
Jun. 30, 2023
Line of Credit | Revolving Credit Facility        
Line of Credit Facility [Line Items]        
Commitment fee (as a percentage)     3.40%  
MSCC Funding I, LLC        
Line of Credit Facility [Line Items]        
Average interest rate (as a percent) 7.90% 7.60% 7.90% 7.40%
MSCC Funding I, LLC | Line of Credit | Revolving Credit Facility | SPV Facility        
Line of Credit Facility [Line Items]        
Line of credit facility $ 430,000,000.0   $ 430,000,000.0  
Debt instrument, number of lenders | lender 6   6  
Line of credit facility, maximum borrowing capacity including accordion feature     $ 450,000,000.0  
Debt instrument, credit spread adjustment (as a percent)     0.10%  
Commitment fee (as a percentage)     35.00%  
Interest rate (as a percent) 7.90%   7.90%  
MSCC Funding I, LLC | Line of Credit | Revolving Credit Facility | SPV Facility | Reinvestment Period        
Line of Credit Facility [Line Items]        
Debt instrument, basis spread on variable rate (as a percent)     2.50%  
MSCC Funding I, LLC | Line of Credit | Revolving Credit Facility | SPV Facility | First Year Amortization Period        
Line of Credit Facility [Line Items]        
Debt instrument, basis spread on variable rate (as a percent)     2.625%  
MSCC Funding I, LLC | Line of Credit | Revolving Credit Facility | SPV Facility | Second Year Amortization Period        
Line of Credit Facility [Line Items]        
Debt instrument, basis spread on variable rate (as a percent)     2.75%  
MSCC Funding I, LLC | Line of Credit | Revolving Credit Facility | SPV Facility | Minimum        
Line of Credit Facility [Line Items]        
Line of credit facility, unused capacity, commitment fee (as a percent)     0.50%  
MSCC Funding I, LLC | Line of Credit | Revolving Credit Facility | SPV Facility | Maximum        
Line of Credit Facility [Line Items]        
Line of credit facility, unused capacity, commitment fee (as a percent)     0.75%