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Leases - Schedule, by fiscal year, of maturities of lease liabilities (Details) $ in Thousands | Dec. 31, 2019 USD ($)
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Leases [Abstract] |
Remainder of fiscal year 2020 | $ 169
Fiscal year 2021 | 688
Fiscal year 2022 | 705
Fiscal year 2022 | 723
Fiscal year 2024 | 520
Thereafter | 203
Total undiscounted cash flows | 3,008
(Less imputed interest) | (368)
Present value of lease liabilities | $ 2,640

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