DEBT - Schedule of Debt Obligations (Details) € in Thousands, £ in Thousands, $ in Thousands, $ in Thousands |
Jun. 30, 2026
USD ($)
|
Jun. 30, 2026
EUR (€)
|
Jun. 30, 2026
CAD ($)
|
Jun. 30, 2026
GBP (£)
|
Dec. 31, 2025
USD ($)
|
Dec. 31, 2025
EUR (€)
|
Dec. 31, 2025
CAD ($)
|
Dec. 31, 2025
GBP (£)
|
Sep. 13, 2022
USD ($)
|
Feb. 11, 2022
USD ($)
|
||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | $ 3,484,000 | $ 3,484,000 | ||||||||||||||||
| Outstanding Principal | 2,000,678 | 2,093,153 | ||||||||||||||||
| Unused Portion | 1,471,547 | 1,381,072 | ||||||||||||||||
| BNP Funding Facility | Line of Credit | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | 600,000 | 600,000 | ||||||||||||||||
| Outstanding Principal | 351,000 | 351,000 | ||||||||||||||||
| Unused Portion | 249,000 | 249,000 | ||||||||||||||||
| Truist Credit Facility | Line of Credit | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | 1,450,000 | [1] | € 3,060 | $ 3,300 | £ 1,020 | 1,450,000 | [1] | € 3,298 | $ 3,300 | £ 1,020 | ||||||||
| Outstanding Principal | [1] | 215,678 | 308,153 | |||||||||||||||
| Unused Portion | [1] | 1,222,547 | 1,132,072 | |||||||||||||||
| CLO 2025-1 Issued Debt [Member] | Line of Credit | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | [2] | 309,000 | 309,000 | |||||||||||||||
| Outstanding Principal | [2] | 309,000 | 309,000 | |||||||||||||||
| Unused Portion | [2] | 0 | 0 | |||||||||||||||
| 2027 Notes | Senior Notes | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | 425,000 | [3] | 425,000 | [3] | $ 425,000 | |||||||||||||
| Outstanding Principal | [3] | 425,000 | 425,000 | |||||||||||||||
| Unused Portion | [3] | 0 | 0 | |||||||||||||||
| 2025 Notes | Senior Notes | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | $ 275,000 | |||||||||||||||||
| 2029 Notes | Senior Notes | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | [3] | 350,000 | 350,000 | |||||||||||||||
| Outstanding Principal | [3] | 350,000 | 350,000 | |||||||||||||||
| Unused Portion | [3] | 0 | 0 | |||||||||||||||
| 2030 Notes [Member] | Senior Notes | ||||||||||||||||||
| Debt Instrument [Line Items] | ||||||||||||||||||
| Aggregate Principal Committed | [3] | 350,000 | 350,000 | |||||||||||||||
| Outstanding Principal | [3] | 350,000 | 350,000 | |||||||||||||||
| Unused Portion | [3] | $ 0 | $ 0 | |||||||||||||||
| ||||||||||||||||||