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Related Party Transactions (Details) - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Sep. 30, 2017
Related Party Transaction [Line Items]            
Royalty payable, as a percentage of revenue     1.00%      
Royalty payable, quarterly amount         $ 20,000.00 $ 50,000.00
Sponsorship royalties payable, as a percentage of revenue     25.00%      
Affiliated Entity | License and royalty fees            
Related Party Transaction [Line Items]            
Expenses from related party $ 60,000.00 $ 20,000.00 $ 80,000.00 $ 90,000.00 150,000  
Parent Company | Allocation of corporate expenses            
Related Party Transaction [Line Items]            
Expenses from related party 0 20,000.00 1,200,000 130,000 130,000  
Subsidiary of Common Parent            
Related Party Transaction [Line Items]            
Related party (payable) receivable (700,000) 8,900,000 (800,000) 9,000,000.0    
Subsidiary of Common Parent | Allocation of corporate expenses            
Related Party Transaction [Line Items]            
Transaction amounts from related party $ 140,000 $ 30,000.00 $ (200,000) $ 300,000 $ 300,000