PENSION AND POST-RETIREMENT AND POST-EMPLOYMENT BENEFITS - Summary of Weighted Average Assumptions Used to Determine Benefit Obligations (Details) |
Dec. 31, 2025 |
Dec. 31, 2024 |
|---|---|---|
| Pension Benefits | ||
| Schedule Of Weighted Average Assumption Determining Pension Plan And Other Post retirement Benefit Plan [Line Items] | ||
| Weighted average discount rate | 5.02% | 4.73% |
| Rate of compensation scale escalation (long-term) | 2.50% | 2.50% |
| Rate of cost of living increase | 2.00% | 2.00% |
| Rate of increase in health care cost trends | 0.00% | 0.00% |
| Post-Retirement and Post-Employment Benefits | ||
| Schedule Of Weighted Average Assumption Determining Pension Plan And Other Post retirement Benefit Plan [Line Items] | ||
| Weighted average discount rate | 5.05% | 4.75% |
| Rate of compensation scale escalation (long-term) | 2.50% | 2.50% |
| Rate of cost of living increase | 2.00% | 2.00% |
| Rate of increase in health care cost trends | 4.25% | 4.23% |
| Assumed health care cost trend, percentage | 4.79% | 4.85% |
| Health care cost trend rate | 4.25% | 4.23% |