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Revenues - Activities and Ending Reserve Balances for Significant Categories of Discounts and Allowances (Details) $ in Thousands | 3 Months Ended
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Apr. 03, 2020 USD ($)
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2019 | $ 26,233
Provision related to sales made in: |
Current period | 58,093
Prior periods | 593
Payments and customer credits issued | (49,256)
Balance at March 31, 2020 | 35,663
Chargebacks and Discounts for Prompt Payment |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2019 | 7,514
Provision related to sales made in: |
Current period | 37,686
Prior periods | 41
Payments and customer credits issued | (32,584)
Balance at March 31, 2020 | 12,657
Other Customer Credits/Fees and Co-pay Assistance |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2019 | 3,497
Provision related to sales made in: |
Current period | 4,586
Prior periods | (167)
Payments and customer credits issued | (4,842)
Balance at March 31, 2020 | 3,074
Rebates |
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward] |
Balance at December 31, 2019 | 15,222
Provision related to sales made in: |
Current period | 15,821
Prior periods | 719
Payments and customer credits issued | (11,830)
Balance at March 31, 2020 | $ 19,932

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