Consolidated Statements of Income (USD $)	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
NET SALES	$ 83,430,912	$ 78,284,585	$ 72,720,624
COST OF SALES	31,306,155	28,956,561	26,814,950
Gross Profit	52,124,757	49,328,024	45,905,674
OPERATING EXPENSES	40,166,728	38,061,234	36,761,669
INCOME FROM OPERATIONS	11,958,029	11,266,790	9,144,005
OTHER (INCOME) EXPENSE:
Interest expense	225,584	206,763	240,934
Other, net	(75,165)	(160,732)	(42,574)
Total other expense	150,419	46,031	198,360
INCOME BEFORE NCOME TAXES	11,807,610	11,220,759	8,945,645
PROVISION FOR INCOME TAXES	4,100,689	3,955,042	3,349,575
NET INCOME	$ 7,706,921	$ 7,265,717	$ 5,596,070
NET INCOME PER COMMON SHARE:
BASIC (in Dollars per share)	$ 0.76	$ 0.71	$ 0.55
DILUTED (in Dollars per share)	$ 0.75	$ 0.71	$ 0.55
Weighted Average Number of Shares Outstanding:
Basic (in Shares)	10,203,063	10,176,492	10,157,395
Diluted (in Shares)	10,241,121	10,216,438	10,175,346