Commitments and Contingencies - Operating Lease Right-of-Use Assets and Liabilities (Details) $ in Thousands	Dec. 31, 2019 USD ($)
Assets
Operating Lease Right-of-Use Assets	$ 709
Liabilities
Operating Lease Short-term Liabilities (recorded within Accrued liabilities)	656
Operating Lease Long-term Liabilities (recorded within Lease-related obligations)	179
Total Operating Lease Liabilities	$ 835