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10. Commitments and Contingencies (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
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Commitments and Contingencies Disclosure [Abstract] |  |
2021 | $ 588 |
2022 | 370 |
2023 | 364 |
2024 | 218 |
Thereafter | 0 |
Total minimum payments | 1,540 |
Less: short-term lease liabilities | (589) | $ (435)
Long-term lease liabilities | $ 951 | $ 1,264

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- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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