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Summary Of Significant Accounting Policies - Narrative (Details) - USD ($)
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2016
New Accounting Pronouncement, Early Adoption [Line Items]          
Restricted cash $ 100,000   $ 100,000    
Revenue 9,584,000 $ 9,260,000      
Advertising Expense $ 400,000 $ 300,000      
Minimum          
New Accounting Pronouncement, Early Adoption [Line Items]          
Joint venture, quarterly promotion fee       $ 750  
Maximum          
New Accounting Pronouncement, Early Adoption [Line Items]          
Joint venture, quarterly promotion fee       $ 1,250  
Revenue Benchmark | Supplier Concentration Risk          
New Accounting Pronouncement, Early Adoption [Line Items]          
Percent of total revenue 96.00% 94.00%      
Janssen (SIMPONI)          
New Accounting Pronouncement, Early Adoption [Line Items]          
Revenue $ 0 $ 100,000      
Shipping and Handling          
New Accounting Pronouncement, Early Adoption [Line Items]          
Cost of revenue $ 400,000 $ 400,000      
Other assets          
New Accounting Pronouncement, Early Adoption [Line Items]          
Restricted cash         $ 100,000