Business Segment Information (Details)		3 Months Ended
		Mar. 31, 2017 USD ($) Segment	Mar. 31, 2016 USD ($)	Dec. 31, 2016 USD ($)
Business Segment Information [Abstract]
Number of operating segments | Segment		1
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		$ 12,950,133	$ 12,206,564
Long-lived assets		2,076,023		$ 2,115,316
United States [Member] | Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues		9,228,000	8,643,000
Long-lived assets		1,628,000		1,676,000
All Other Foreign Countries [Member] | Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues	[1]	3,722,000	$ 3,564,000
United Kingdom/The Netherlands [Member] | Reportable Geographical Components [Member]
Revenues from External Customers and Long-Lived Assets [Line Items]
Long-lived assets		$ 448,000		$ 439,000

[1] No other country accounts for 10% or more of the consolidated net sales.