Commitments and Contingencies - Additional Lease Disclosures and Other Commitments and Contingencies (Details) $ in Thousands	9 Months Ended
Sep. 30, 2020 USD ($)
Operating Cash Flows Supplemental Information:
Cash paid for amounts included in the measurement of the operating lease liabilities	$ 379
Right-of-use assets obtained in exchange for operating lease obligations	1,387
Future payments of operating lease liabilities, ASC 842
2020	128
2021	515
2022	522
2023	507
Total lease payments	1,672
Less imputed interest and amortization differences	(225)
Present value of operating lease liabilities	1,447
Other Commitments and Contingencies
Contingent liabilities	$ 0

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