Commitments and Contingencies (Future Minimum Lease Payments) (Details)	Dec. 31, 2019 USD ($)
Commitments and Contingencies [Abstract]
2020	$ 1,591,000
2021	1,638,000
Total minimum lease payments	3,229,000
Less: amount representing interest	(366,000)
Operating Lease, Liability, Total	2,863,000
Less: current portion	(1,308,000)
Noncurrent operating lease obligations	$ 1,555,000