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Summary of Significant Accounting Policies - Concentrations of Risk (Details) - Customer Concentration Risk [Member]
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Total Receivable [Member] | Emerson Ecologics LLC [Member]    
Concentration Risk [Line Items]    
Concentration risk percentage 33.30% 39.40%
Total Receivable [Member] | iHerb, Inc. [Member]    
Concentration Risk [Line Items]    
Concentration risk percentage 41.30%  
Total Sales [Member] | iHerb, Inc. [Member]    
Concentration Risk [Line Items]    
Concentration risk percentage   11.30%
Total Sales [Member] | Pattern Inc. [Member]    
Concentration Risk [Line Items]    
Concentration risk percentage 27.00% 26.10%