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Revenue Recognition
12 Months Ended
Dec. 31, 2019
Revenue Recognition [Abstract]  
Revenue Recognition

12.

Revenue Recognition

Our source of product revenue consists of sales of HEPLISAV-B in the U.S. The following table summarizes balances and activity in each of the product revenue allowance and reserve categories for the year ended December 31, 2019 and 2018 (in thousands):

 

 

 

Balance at

Beginning of

Period

 

 

Provisions

related to current

period sales

 

 

Credit or payments

made during

the period

 

 

Balance

at End of

Period

 

Year ended December 31, 2019:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Accounts receivable reserves(1)

 

$

1,272

 

 

$

11,042

 

 

$

(9,613

)

 

$

2,701

 

Revenue reserve accruals(2)

 

$

1,033

 

 

$

6,632

 

 

$

(3,772

)

 

$

3,893

 

Year ended December 31, 2018:

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Accounts receivable reserves(1)

 

$

-

 

 

$

3,274

 

 

$

(2,002

)

 

$

1,272

 

Revenue reserve accruals(2)

 

$

-

 

 

$

1,308

 

 

$

(275

)

 

$

1,033

 

 

(1)

Reserves are for chargebacks, discounts and other fees.

(2)

Accruals are for returns, rebates and other fees