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BUSINESS SEGMENT (Details) - USD ($)	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Sales by geography
Total	$ 7,932,474	$ 7,672,801
Long-lived assets
Long-lived assets	10,667,900		$ 10,851,747
UNITED STATES
Sales by geography
Total	6,139,911	6,596,980
Long-lived assets
Long-lived assets	10,560,437		10,738,253
North and South America sales (excluding U.S.)
Sales by geography
Total	1,335,370	1,031,411
Other international sales
Sales by geography
Total	457,193	$ 44,410
International
Long-lived assets
Long-lived assets	$ 107,463		$ 113,494

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