CONTRACT BALANCES - Additional information (Details) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended |
|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2025 |
|
| CONTRACT BALANCES | ||
| Recognized revenue included in contract liability | $ 0.0 | $ 16.9 |
| Minimum | ||
| CONTRACT BALANCES | ||
| Billing and payment term | 30 days | |
| Maximum | ||
| CONTRACT BALANCES | ||
| Billing and payment term | 45 days |