Commitments (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Operating Leases, Rent Expense	$ 110,000	$ 110,000	$ 329,000	$ 238,000
Fifth Avenue New York [Member]
Operating Leases, Future Minimum Payments Due	$ 2,500,000		$ 2,500,000