Commitments and Contingencies Lease Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Assets
Right of use assets – operating leases	$ 332	$ 1,746
Property and equipment	124	130
Total lease assets	456	1,876
Current
Operating lease liabilities	735	587
Financing obligations	110	83
Non-current
Operating lease liabilities, non-current	554	1,587
Financing obligations, non-current	75	83
Lease, Liability	$ 1,474	$ 2,340