Major Customer and Geographic Information (Schedule of Revenue by Geographic Region) (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 402,400	$ 543,700	$ 1,103,400	$ 1,029,900
North America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	181,800	184,900	493,600	411,300
South America [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	1,500		1,500
Europe [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	100		300
Asia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	211,600	351,400	585,800	596,400
Australia [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	$ 7,400	$ 7,400	$ 22,200	$ 22,200