13. STOCK-BASED COMPENSATION - Summary of performance targets and payout levels for the operational PSU under the 2026 LTIP (Details) - 2026 Long Term Incentive Plan [Member] - Performance Stock Units (PSU) [Member] |
Mar. 31, 2026 |
|---|---|
| Less than 600 MW | |
| Payout of Performance Stock Units, Percentage | 0.00% |
| 600 MW to 699 MW | |
| Payout of Performance Stock Units, Percentage | 25.00% |
| 700 MW to 799 MW | |
| Payout of Performance Stock Units, Percentage | 50.00% |
| 800 MW or greater | |
| Payout of Performance Stock Units, Percentage | 100.00% |