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Schedule of Revenue Allowance and Accrual Activities (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Disaggregation of Revenue [Line Items]    
Balance at December 31, 2021 $ 246 $ 327
Provision related to current period sales 218 114
Credit or payments made during the period (224) (235)
Balance at March 31, 2022 240 206
Returns [Member]    
Disaggregation of Revenue [Line Items]    
Balance at December 31, 2021 43 217
Provision related to current period sales 3 1
Credit or payments made during the period (5) (120)
Balance at March 31, 2022 41 98
CoPay Assistance Program [Member]    
Disaggregation of Revenue [Line Items]    
Balance at December 31, 2021 101 52
Provision related to current period sales 165 87
Credit or payments made during the period (150) (88)
Balance at March 31, 2022 116 51
Prompt Pay Discounts [Member]    
Disaggregation of Revenue [Line Items]    
Balance at December 31, 2021 48 15
Provision related to current period sales 5 3
Credit or payments made during the period (17) (2)
Balance at March 31, 2022 36 16
Government and Payor Rebates [Member]    
Disaggregation of Revenue [Line Items]    
Balance at December 31, 2021 54 43
Provision related to current period sales 45 23
Credit or payments made during the period (52) (25)
Balance at March 31, 2022 $ 47 $ 41