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COMMITMENTS AND CONTINGENCIES - Legal Proceedings (Details) $ in Thousands | 3 Months Ended
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Mar. 31, 2019 USD ($) product
Commitments and contingencies |
Accrued loss contingencies | $ | $ 20
TCCC |
Commitments and contingencies |
Voting interest (as a percent) | 18.80%
Number of energy products developed | product | 3

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- Definition Percentage of voting equity interests acquired at the acquisition date in the business combination. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463 + Details
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