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INCOME TAXES - Summary of Unrecognized Tax Benefits (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Unrecognized tax benefits |  |  |
Beginning balance-gross unrecognized tax benefits (UTB’s) | $ 3,244 | $ 3,244 | $ 3,404
Tax credit expiration |  |  | (160)
Ending balance—gross unrecognized tax benefits (“UTB”s) | 3,244 | 3,244 | 3,244
UTB’s as a credit in deferred taxes | (2,347) | (2,347) | (2,347)
Federal benefit of state taxes | (356) | (356) | (356)
Unrecognized tax benefits that would impact the annual effective tax rate if recognized | $ 541 | $ 541 | $ 541

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- Definition Amount of unrecognized tax benefits. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15A Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 10B -Publisher FASB -URI https://asc.fasb.org//1943274/2147482525/740-10-45-10B + Details
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- Definition The total amount of unrecognized tax benefits that, if recognized, would affect the effective tax rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482685/740-10-50-15A + Details
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- Definition Represents the portion of unrecognized tax benefits, which is related to the federal tax benefit of state income tax items. + References No definition available. + Details
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