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TAXES (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Colorado legislation lobbing expenses | $ 1,400 |  |
Tax benefit for employee stock-based compensation | 810 | $ 866 | $ 657
ASU 2016-09 |  |  |
Tax benefit for employee stock-based compensation | $ 2,700 | $ 1,000 | $ 800

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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