VALUATION AND QUALIFYING ACCOUNTS AND RESERVES (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Allowance for doubtful accounts: | |||
| SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance, beginning of period | $ 1,172 | $ 6,551 | $ 5,753 |
| (Credited) charged to expense | 3,636 | (1,338) | 3,594 |
| (Credited) charged to regulatory asset | 0 | (3,960) | 1,628 |
| Accounts written off | (5,179) | (3,874) | (5,479) |
| Recoveries of accounts written off | 1,093 | 3,793 | 1,055 |
| Balance, end of period | 722 | 1,172 | 6,551 |
| Reserve for litigation and claims: | |||
| SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] | |||
| Balance, beginning of period | 615 | 1,888 | 1,768 |
| (Credited) charged to expense | 97 | 206 | 971 |
| Accounts written off | 114 | (39) | (166) |
| Payments | (411) | (1,440) | (685) |
| Balance, end of period | $ 415 | $ 615 | $ 1,888 |