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TAXES (Details) - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Effective tax rate (as a percent) | 19.76% | 19.78% | (57.88%)
Income taxes receivable | $ 24,989,000 | $ 26,946,000 |
Liability for uncertain tax positions recorded | 0 | 0 | $ 0
Change in uncertain tax positions, increase | 0 |  |
Colorado legislation lobbing expenses |  |  | 1,400,000
Tax benefit for employee stock-based compensation | 1,070,000 | 853,000 | 810,000
ASU 2016-09 |  |  |
Tax benefit for employee stock-based compensation | $ 4,700,000 | $ 2,700,000 | $ 2,700,000

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