v3.26.3
Summary of Significant Accounting Policies (Details)
$ in Thousands
 9 Months Ended
Oct. 04, 2021
Sep. 30, 2026
USD ($)
subsidiary
Dec. 31, 2025
USD ($)
 [2]
Investment Company, Financial Highlights [Line Items]      
Investments, at fair value:   $ 1,501,652 [1] $ 1,812,990
Number of subsidiaries elected to be treated as taxable entities | subsidiary   1  
Percent of capital gains incentive fee (as a percent) 17.50%    
Short Term Investments      
Investment Company, Financial Highlights [Line Items]      
Investments, at fair value:   $ 30,397 [1] $ 116,010
[1] Fair value determined in good faith by CION Investment Management, LLC, or CIM, as the Company’s valuation designee, subject to oversight of the Company's board of directors (see Note 9 and Note 2), using significant unobservable inputs unless otherwise noted.
[2] Fair value determined in good faith by CIM, as the Company's valuation designee, subject to the oversight of the Company's board of directors (see Note 9 and Note 2), using significant unobservable inputs unless otherwise noted.