CAPITAL STOCK - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jun. 30, 2026 |
Dec. 31, 2025 |
|
| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | ||
| Shares authorized (in shares) | 10,000,000 | 10,000,000 |
| Common stock, par value (in dollars per share) | $ 0.001 | $ 0.001 |
| Shares issued (in shares) | 100,000 | 100,000 |
| Shares outstanding (in shares) | 100,000 | 100,000 |
| Contributions from shareholder | $ 389.4 | $ 389.4 |
| Contributed capital to the fund | 77.9 | 52.3 |
| WTI Fund XI, LLC | ||
| Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items] | ||
| Contributed capital to the fund | $ 61.4 | $ 40.8 |
| X | ||||||||||
- Definition Face amount or stated value per share of common stock. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of funds committed to investment company from investors. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Investment Company, Accumulated Contributed Capital No definition available.
|
| X | ||||||||||
- Details
|