Leases (Information Related to ROU Assets and Related Lease Liabilities) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2019	Jan. 01, 2019
Cash paid for operating leases	$ 17,000
Right-of-use assets obtained in exchange for new operating lease obligations	$ 450,000
Weighted-average remaining lease term	4 years
Weighted-average discount rate	4.50%
Operating lease right of use asset	$ 449,995	$ 280,000
Accounting Standards Update 2016-02 [Member]
Operating lease right of use asset	262,000
Commenced During Period [Member]
Operating lease right of use asset	$ 188,000