Commitments and Contingencies - Future Minimum Lease Commitments (Details) $ in Thousands	Dec. 31, 2020 USD ($)
Operating
2021	$ 685
2022	755
2023	825
2024	895
2025	966
Later years	679
Total minimum lease payments	4,805
Capital
2021	14
2022	4
2023	0
2024	0
2025	0
Later years	0
Total minimum lease payments	18
Less amounts representing interest	3
Present value of minimum lease payments	$ 15

Amount of minimum lease payments for capital leases.

Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=121616839&loc=d3e45280-112737