Geographic Segment Data (Details) - USD ($)	3 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Dec. 31, 2016
Segment Reporting Information [Line Items]
Net Sales	$ 15,359,637	$ 15,204,994
Total Assets at	41,061,458		$ 43,913,739
United States [Member]
Segment Reporting Information [Line Items]
Net Sales	11,647,000	12,087,000
Total Assets at	28,989,000		33,108,000
United Kingdom [Member]
Segment Reporting Information [Line Items]
Net Sales	743,000	708,000
Total Assets at	1,417,000		1,324,000
Europe [Member]
Segment Reporting Information [Line Items]
Net Sales	947,000	547,000
Total Assets at	2,597,000		2,418,000
Mexico [Member]
Segment Reporting Information [Line Items]
Net Sales	2,023,000	$ 1,863,000
Total Assets at	$ 8,058,000		$ 7,064,000