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Leases - Lease Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2020 | Dec. 31, 2019
--- | --- | ---
Assets |  |
Operating lease assets | $ 10,459 | $ 11,180
Liabilities |  |
Operating lease current liabilities | 2,117 | 2,147
Operating lease non-current liabilities | 11,497 | 12,455
Total lease liabilities | $ 13,614 | $ 14,602
Weighted average remaining lease term | 7 years 1 month 6 days | 8 years 1 month 6 days
Weighted average discount rate | 8.10% | 8.10%

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- Definition Present value of lessee's discounted obligation for lease payments from operating lease. + 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=77888419&loc=SL77918627-209977 + Details
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