Condensed Consolidated Balance Sheets (unaudited) (USD $)	Sep. 30, 2012	Dec. 31, 2011
Current assets:
Cash and cash equivalents	$ 39,855,856	$ 35,777,222
Accounts receivable, net of reserves of $464,442 and $334,473 at September 30, 2012 and December 31, 2011, respectively	16,343,600	17,307,786
Inventories	8,932,492	7,302,483
Current portion deferred income taxes	1,918,926	1,918,926
Prepaid expenses and other	1,351,403	1,831,127
Total current assets	68,402,277	64,137,544
Property and equipment, at cost	52,141,685	50,850,630
Less: accumulated depreciation	(16,204,216)	(14,380,752)
Property, Plant and Equipment, Net, Total	35,937,469	36,469,878
Long-term deposits and other	249,381	205,042
Intangible assets, net	21,464,089	23,148,563
Goodwill	8,818,920	8,883,407
Total Assets	134,872,136	132,844,434
Current liabilities:
Accounts payable	1,907,564	4,299,680
Accrued expenses	4,389,002	5,321,594
Deferred revenue	2,866,667	2,866,667
Current portion of long-term debt	1,600,000	1,600,000
Income taxes payable	1,391,694	450,482
Total current liabilities	12,154,927	14,538,423
Other long-term liabilities	1,539,198	1,548,652
Long-term deferred revenue	2,869,440	5,019,440
Deferred tax liability	6,435,148	7,375,141
Long-term debt	8,400,000	9,600,000
Commitments and contingencies (Note 10)
Stockholders' equity:
Preferred stock, $.01 par value; 1,250,000 shares authorized, no shares issued and outstanding at September 30, 2012 and December 31, 2011, respectively
Common stock, $.01 par value; 30,000,000 shares authorized, 13,804,975 and 13,630,607 shares issued and outstanding at September 30, 2012 and December 31, 2011, respectively	138,049	136,305
Additional paid-in-capital	65,142,128	63,441,433
Accumulated currency translation adjustment	(3,353,212)	(3,067,181)
Retained earnings	41,546,458	34,252,221
Total stockholders' equity	103,473,423	94,762,778
Total Liabilities and Stockholders' Equity	$ 134,872,136	$ 132,844,434