Condensed Consolidated Balance Sheets (Unaudited) (USD $)	Mar. 31, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents	$ 99,802,205	$ 100,155,864
Investments	12,500,000	6,750,000
Accounts receivable, net of reserves of $130,877 and $146,618 at March 31, 2015 and December 31, 2014, respectively	16,025,212	17,152,028
Inventories	12,515,787	12,406,776
Prepaid income taxes	2,555,436	412,301
Current portion deferred income taxes	1,487,846	1,188,768
Prepaid expenses and other	1,034,597	959,305
Total current assets	145,921,083	139,025,042
Property and equipment, at cost	53,666,109	53,619,589
Less: accumulated depreciation	(22,476,104)	(21,950,706)
	31,190,005	31,668,883
Long-term deposits and other	69,010	69,042
Intangible assets, net	13,061,379	14,894,710
Goodwill	7,443,429	8,338,699
Total assets	197,684,906	193,996,376
Current liabilities:
Accounts payable	1,774,812	1,201,226
Accrued expenses	4,242,979	4,747,526
Deferred revenue	139,535	24,510
Total current liabilities	6,157,326	5,973,262
Other long-term liabilities	829,302	893,935
Long-term deferred revenue	85,510	102,192
Deferred tax liability	8,797,200	8,929,890
Commitments and contingencies (Note 10)
Stockholders’ equity:
Preferred stock, $.01 par value; 1,250,000 shares authorized, no shares issued and outstanding at March 31, 2015 and December 31, 2014, respectively	0	0
Common stock, $.01 par value; 30,000,000 shares authorized, 15,003,069 and 14,851,703 shares issued and outstanding at March 31, 2015 and December 31, 2014, respectively	150,030	148,517
Additional paid-in-capital	79,990,228	77,539,699
Accumulated other comprehensive loss	(6,743,928)	(4,494,800)
Retained earnings	108,419,238	104,903,681
Total stockholders’ equity	181,815,568	178,097,097
Total Liabilities and Stockholders’ Equity	$ 197,684,906	$ 193,996,376