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Revenue Recognition (Tables) | 12 Months Ended
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Dec. 31, 2019
Revenue Recognition [Abstract] |
Summary of Product Revenue Allowance and Reserve Categories | 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

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- Definition Summary of product revenue allowance and reserve categories. + References No definition available. + Details
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