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COMMITMENTS AND CONTINGENCIES - Lease Cost (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Lease Cost |  |  |
Amortization of right-of-use assets | $ 21 |  |
Interest on lease obligation | 2 |  |
Total finance lease cost | 23 |  |
Total operating lease cost | 585 |  |
Short-term lease cost | 1,231 |  |
Total lease cost | 1,839 |  |
Cash paid for amounts included in the measurement of lease obligation: |  |  |
Operating cash flows from operating leases | 582 |  |
Financing cash flows from finance leases | 20 |  |
Right-of-use assets obtained in exchange for new finance lease obligations |  |  |
Right-of-use assets obtained in exchange for new operating lease obligations | $ 265 |  |
Weighted average remaining lease term for operating leases | 5 years 7 months 6 days |  |
Weighted average remaining lease term for finance leases | 2 years 8 months 12 days |  |
Weighted average discount rate for operating leases | 3.40% |  |
Weighted average discount rate for finance leases | 4.00% |  |
Boniface Engineering Ltd. |  |  |
Lease Cost |  |  |
Total lease cost | $ 223 | 219 | 202
Jige International S.a. |  |  |
Lease Cost |  |  |
Total lease cost | $ 109 | $ 116 | $ 102

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- Definition Amount of interest expense on finance lease liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77888426&loc=SL77918686-209980 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=77888419&loc=SL77918638-209977 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 55 -Paragraph 53 -URI http://asc.fasb.org/extlink&oid=77888399&loc=SL77918982-209971 + Details
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