Leases (Information Related to ROU Assets and Related Lease Liabilities) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Lease Cost [Line Items]
Cash paid for operating leases	$ 185,000	$ 112,000
Right-of-use assets obtained in exchange for new operating lease obligations	$ 208,650	$ 449,995
Weighted-average remaining lease term	2 years 2 months 12 days	3 years 3 months 18 days
Weighted-average discount rate	3.60%	4.50%
Right of use asset	$ 413,415	$ 367,909
Existing on January 1, 2019 [Member]
Lease Cost [Line Items]
Right-of-use assets obtained in exchange for new operating lease obligations		280,000
Commenced First Quarter 2019 [Member]
Lease Cost [Line Items]
Right-of-use assets obtained in exchange for new operating lease obligations		$ 188,000
Ecessa Corporation [Member]
Lease Cost [Line Items]
Right-of-use assets obtained in exchange for new operating lease obligations	$ 209,000