REVENUE - Management fee (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | |||||||
|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2026 |
Mar. 31, 2026 |
Dec. 31, 2025 |
Sep. 30, 2025 |
Jun. 30, 2025 |
Jun. 30, 2026 |
Jun. 30, 2025 |
Nov. 02, 2025 |
Feb. 28, 2025 |
|
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | |||||||||
| Adjusted EBITDA | $ 129.5 | $ 49.6 | $ 227.2 | $ 83.8 | |||||
| Management fee from Apr 1, 2026 to Jun 30, 2026 | 13.6 | ||||||||
| CompoSecure Management Agreement | |||||||||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | |||||||||
| Adjusted EBITDA | 54.2 | $ 48.9 | $ 41.0 | $ 45.5 | |||||
| LTM Management Agreement Adjusted EBITDA | $ 189.6 | ||||||||
| Fee rate | 2.50% | 2.50% | 2.50% | ||||||
| Management fee from Apr 1, 2026 to Jun 30, 2026 | $ 4.7 | ||||||||
| Husky Management Agreement | |||||||||
| Collaborative Arrangement and Arrangement Other than Collaborative [Line Items] | |||||||||
| Adjusted EBITDA | 67.2 | $ 42.0 | $ 146.2 | $ 99.7 | |||||
| LTM Management Agreement Adjusted EBITDA | $ 355.1 | ||||||||
| Fee rate | 2.50% | 2.50% | 2.50% | ||||||
| Management fee from Apr 1, 2026 to Jun 30, 2026 | $ 8.9 | ||||||||