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Investments - Schedule of Geographic Composition of Investments at Fair Value (Details)
Sep. 30, 2022
Dec. 31, 2021
Schedule Of Investments [Line Items]    
Fair Value 100.00% 100.00%
United States    
Schedule Of Investments [Line Items]    
Fair Value 96.30% 96.50%
Canada    
Schedule Of Investments [Line Items]    
Fair Value 2.80% 3.00%
United Kingdom    
Schedule Of Investments [Line Items]    
Fair Value 0.90% 0.50%