Major Customer and Geographic Information (Schedule of Revenue by Geographic Region) (Details) - USD ($)	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 520,300	$ 409,400
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	183,400	216,600
South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,400
Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 335,500	$ 192,800