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Revenue (Tables)
 12 Months Ended
Dec. 31, 2021
Revenue From Contract With Customer [Abstract]  
Summary of Activity in Each of Product Revenue Provision and Allowance Categories

The following table summarizes activity in each of the Company’s product revenue provision and allowance categories as of December 31, 2021 (in thousands):

 

 

 

 

Discounts and Chargebacks (1)

 

 

Product Returns (2)

 

 

Rebates and Incentives (3)

 

 

Total

 

Balance as of December 31, 2020

 

$

—

 

 

$

—

 

 

$

—

 

 

$

—

 

Provision related to current period revenue

 

 

720

 

 

 

21

 

 

 

2,365

 

 

 

3,106

 

Changes in estimate related to prior period revenue

 

 

—

 

 

 

—

 

 

 

—

 

 

 

—

 

Credit/payments

 

 

(471

)

 

 

—

 

 

 

(1,255

)

 

 

(1,726

)

Balance as of December 31, 2021

 

$

249

 

 

$

21

 

 

$

1,110

 

 

$

1,380