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LEASES (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2021 | Mar. 31, 2020 | Dec. 31, 2020
Components of lease expense [Abstract] |  |  |
Operating lease cost | $ 515 | $ 377 |
Short-term lease cost | 79 | 50 |
Lease cost | 594 | 427 |
Cash paid for amounts included in the measurement of lease liabilities [Abstract] |  |  |
Operating cash outflow from operating leases | 594 | $ 427 |
Maturities of lease liabilities [Abstract] |  |  |
2021 | 1,834 |  |
2022 | 2,439 |  |
2023 | 978 |  |
2024 | 876 |  |
2025 | 22 |  |
Total lease payments | 6,149 |  |
Less: Interest | (800) |  |
Present value of lease liabilities | $ 5,349 |  |
Weighted average remaining lease terms and discount rates [Abstract] |  |  |
Weighted average remaining lease term | 1 year 11 months 4 days |  | 2 years 1 month 9 days
Weighted average discount rate | 4.87% |  | 5.14%

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- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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- Definition Amount of lessee's undiscounted obligation for lease payment for operating lease to be paid in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918701-209980 + Details
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. + References Reference 1: 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=121568110&loc=SL77918982-209971 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=121609121&loc=SL77918686-209980 + Details
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