Commitments and Contingencies (Lease Information) (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Commitments and Contingencies Disclosure [Abstract]
Operating lease right-of-use asset	$ 13,156	$ 15,680
Current operating lease liability	6,196	6,602
Long term operating lease liability	10,725	12,865
Total operating lease liability	$ 16,921	$ 19,467
Operating leases, weighted average remaining lease term (in years)	3 years 4 months 24 days	3 years 6 months
Operating leases, weighted average discount rate (percent)	7.00%	7.00%