v3.26.1
Financial Instruments - Schedule of Net Realized and Unrealized Gains and Losses on Derivative Instruments (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Derivative Instruments, Gain (Loss) [Line Items]        
Net realized gain (loss) on foreign currency forward contracts $ 0 $ (3) $ (4) $ (3)
Net change in unrealized appreciation (depreciation) on foreign currency forward contracts (1) (10) 8 (20)
Foreign currency forward contracts        
Derivative Instruments, Gain (Loss) [Line Items]        
Net realized gain (loss) on foreign currency forward contracts 0 (3) (4) (3)
Net change in unrealized appreciation (depreciation) on foreign currency forward contracts (1) (10) 8 (20)
Total $ (1) $ (13) $ 4 $ (23)