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6. COMMITMENTS AND CONTINGENCIES (Details Narrative) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019
Commitments and Contingencies Disclosure [Abstract] |  |  |  |
Operating lease costs, net of sublease income | $ 164 | $ 114 | $ 285 | $ 205
Income from settlement |  |  | 308 | $ 650
Contingency accruals | $ 1,400 |  | $ 1,400 |

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- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121573735&loc=d3e41499-112717 + Details
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