RECEIVABLES, CONTRACT ASSETS, AND DEFERRED REVENUE - Schedule of Receivables (Details) - USD ($) $ in Thousands |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Receivables [Abstract] | ||
| Accounts receivable, net | $ 130,121 | $ 264,713 |
| Unbilled receivables, net | 151,240 | 166,478 |
| Long-term unbilled receivables, net | 79,355 | 102,544 |
| Total receivables | $ 360,716 | $ 533,735 |