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Condensed Consolidated Statements of Operations - USD ($)
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Income Statement [Abstract]    
Net revenues $ 9,224,638 $ 11,175,045
Costs and expenses:    
Cost of products sold 1,250,264 2,211,885
Selling and marketing 4,277,318 4,614,429
Research and development 1,499,670 1,745,136
General and administrative 2,498,993 2,302,349
Amortization 1,230,071 1,593,245
Total costs and expenses 10,756,316 12,467,044
Operating income (loss) (1,531,678) (1,291,999)
Interest income 50,190 16,041
Other income 1,847,065 0
Interest expense (186,353) (119,575)
Income (loss) before income taxes 179,224 (1,395,533)
Income tax (expense) benefit (6,938) (6,900)
Net income (loss) 172,286 (1,402,433)
Net loss at subsidiary attributable to noncontrolling interests 19,898 17,180
Net income (loss) attributable to common shareholders $ 192,184 $ (1,385,253)
Earnings (loss) per share attributable to common shareholders    
Earnings (loss) per share attributable to common shareholders - Continuing operations - basic (in dollars per share) $ 0.01 $ (0.09)
Earnings (loss) per share attributable to common shareholders - Continuing operations - diluted (in dollars per share) $ 0.01 $ (0.09)
Weighted-average shares outstanding    
- basic (in shares) 14,359,322 14,691,623
- diluted (in shares) 14,587,843 14,691,623