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Condensed Consolidated Balance Sheets - USD ($)
Mar. 31, 2018
Dec. 31, 2017
Current assets:    
Cash and cash equivalents $ 35,262,976 $ 45,412,868
Marketable securities 15,610,105 4,672,476
Accounts receivable, net of allowances 6,301,162 8,395,112
Inventories, net 6,661,525 6,737,848
Other current assets 2,987,404 3,466,541
Total current assets 66,823,172 68,684,845
Property and equipment, net 566,907 528,882
Intangible assets, net 21,052,197 21,444,545
Deferred tax assets, net 87,210 87,210
Other assets 2,565,354 2,486,830
Total assets 91,094,840 93,232,312
Current liabilities:    
Accounts payable 8,518,879 8,979,929
Other current liabilities 7,770,977 8,714,814
Total current liabilities 16,289,856 17,694,743
Revolving line of credit 12,000,000 9,800,000
Other long-term liabilities 1,930,679 1,815,968
Total liabilities 30,220,535 29,310,711
Shareholders’ equity:    
Common stock—no par value; 100,000,000 shares authorized; 15,727,250 and 15,723,075 shares issued and outstanding as of March 31, 2018 and December 31, 2017, respectively 51,755,834 52,410,941
Retained earnings 9,329,983 11,709,222
Total shareholders’ equity 61,085,817 64,120,163
Noncontrolling interests (211,512) (198,562)
Total equity 60,874,305 63,921,601
Total liabilities and equity $ 91,094,840 $ 93,232,312