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SUMMARY OF SIGNIFICANT ACCOUNTING AND BUSINESS POLICIES - Variable Interest Entity (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Risks and Uncertainties [Abstract] |  |
Ownership percentage in VIE | 47.50% |
Assets of VIE | $ 4,600 |
Increase (decrease) in cost of sales from consolidation of the VIE | (400) | $ (700)
Income tax benefit of VIE | $ 83 | $ 46
Employees |  |
Risks and Uncertainties [Abstract] |  |
Ownership percentage in VIE | 52.50% |
Fixed Assets |  |
Risks and Uncertainties [Abstract] |  |
Assets of VIE | $ 4,000 |

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- Definition Amount of income tax expense (benefit) related to variable interest entity pertaining to continuing operations. + References No definition available. + Details
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Balance Type: | debit
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- Definition The increase (decrease) cost of sales recognized from consolidation of variable interest entity (VIE). + References No definition available. + Details
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- Definition The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (bb) -URI http://asc.fasb.org/extlink&oid=108788376&loc=d3e5710-111685 + Details
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- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=108788376&loc=SL6759159-111685 + Details
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- Details
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- Details
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