Consolidated Statements of Comprehensive Income (Unaudited) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
NET SALES	$ 19,177,767	$ 19,280,770	$ 39,466,685	$ 39,430,615
COST OF SALES	6,059,325	6,385,236	13,505,281	14,249,036
Gross profit	13,118,442	12,895,534	25,961,404	25,181,579
OPERATING EXPENSES	11,136,961	11,240,097	22,210,962	21,788,651
INCOME FROM OPERATIONS	1,981,481	1,655,437	3,750,442	3,392,928
OTHER INCOME (EXPENSE):
Interest expense	(78,182)	(53,680)	(142,824)	(90,024)
Other, net	46,741	17,012	85,613	19,663
Total other income (expense)	(31,441)	(36,668)	(57,211)	(70,361)
INCOME BEFORE INCOME TAXES	1,950,040	1,618,769	3,693,231	3,322,567
PROVISION FOR INCOME TAXES	509,948	591,037	979,520	1,063,570
NET INCOME	1,440,092	1,027,732	2,713,711	2,258,997
Foreign currency translation adjustments	(294,598)	302,019	(272,807)	658,359
COMPREHENSIVE INCOME	$ 1,145,494	$ 1,329,751	$ 2,440,904	$ 2,917,356
NET INCOME PER COMMON SHARE:
Basic (in dollars per share)	$ 0.15	$ 0.11	$ 0.29	$ 0.24
Diluted (in dollars per share)	$ 0.15	$ 0.11	$ 0.29	$ 0.24
Weighted Average Number of Shares Outstanding:
Basic (in shares)	9,180,076	9,225,960	9,222,028	9,212,846
Diluted (in shares)	9,180,727	9,229,129	9,222,533	9,225,474