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v3.21.2

Leases (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020 | Dec. 31, 2020 | Feb. 28, 2020
Leases [Abstract] |  |  |  |  |  |
Right-of-use-asset | $ 2,952 |  | $ 2,952 |  | $ 3,618 |
Lease liability | 2,976 |  | 2,976 |  | $ 3,701 |
Operating lease expense | $ 239 | $ 241 | 482 | $ 492 |  |
Operating cash flows from leases |  |  | $ 522 | $ 519 |  |
Weighted average remaining lease term | 3 years 10 months 24 days |  | 3 years 10 months 24 days |  | 4 years 10 months 24 days |
Weighted average discount rate | 4.40% |  | 4.40% |  | 4.10% |
Maturity of Operating Lease Liabilities [Abstract] |  |  |  |  |  |
2021 | $ 463 |  | $ 463 |  | $ 971 |
2022 | 887 |  | 887 |  | 879 |
2023 | 722 |  | 722 |  | 713 |
2024 | 722 |  | 722 |  | 718 |
2025 | 427 |  | 427 |  | 464 |
Thereafter | 24 |  | 24 |  | 180 |
Total undiscounted lease payments | 3,245 |  | 3,245 |  | 3,925 |
Less imputed interest | 269 |  | 269 |  | 224 |
Total lease liabilities | $ 2,976 |  | $ 2,976 |  | $ 3,701 |
Minimum [Member] |  |  |  |  |  |
Leases [Abstract] |  |  |  |  |  |
Remaining lease terms | 1 year |  | 1 year |  |  |
Maximum [Member] |  |  |  |  |  |
Leases [Abstract] |  |  |  |  |  |
Remaining lease terms | 5 years |  | 5 years |  |  |
Extension period for leases | 5 years |  | 5 years |  |  |
Termination period for leases |  |  | 1 year |  |  |
Facility in Ithaca, New York [Member] |  |  |  |  |  |
Leases [Abstract] |  |  |  |  |  |
Extension period for leases | 4 years |  | 4 years |  |  |
Right-of-use-asset |  |  |  |  |  | $ 1,500
Lease liability |  |  |  |  |  | 1,500
Maturity of Operating Lease Liabilities [Abstract] |  |  |  |  |  |
Total lease liabilities |  |  |  |  |  | $ 1,500

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