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Significant Accounting Policies (Tables) | 9 Months Ended
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Sep. 30, 2020
Accounting Policies [Abstract] |
Summary of Impact of Accounts Receivable Reserves on Gross Trade Accounts Receivable Balances | The following table summarizes the impact of accounts receivable reserves on the gross trade accounts receivable balances as of September 30, 2020 and December 31, 2019:
In thousands |  | September 30, 2020 |  |  | December 31, 2019 |
Gross trade accounts receivable |  | $ | 223,579 |  |  | $ | 149,567 |
Trade allowances |  |  | (63,069 | ) |  |  | (29,261 | )
Chargebacks |  |  | (12,273 | ) |  |  | (3,876 | )
Allowance for doubtful accounts |  |  | (945 | ) |  |  | — |
Accounts receivable, net |  | $ | 147,292 |  |  | $ | 116,430 |
Calculation of Net Loss and Number of Shares Used to Compute Basic and Diluted Net Loss per Share | The calculation of net loss and the number of shares used to compute basic and diluted net loss per share for the three and nine months ended September 30, 2020 and 2019 are as follows:
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
In thousands |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Net loss—basic and diluted |  | $ | (6,788 | ) |  | $ | (3,462 | ) |  | $ | (22,926 | ) |  | $ | (29,713 | )
Weighted average shares outstanding—basic and diluted |  |  | 389,699 |  |  |  | 350,994 |  |  |  | 378,770 |  |  |  | 336,938 |
Net loss per share—basic and diluted |  | $ | (0.02 | ) |  | $ | (0.01 | ) |  | $ | (0.06 | ) |  | $ | (0.09 | )
Anti-Dilutive Securities Not Included in the Computation of Net Loss or Earnings per Share | For the three and nine months ended September 30, 2020 and 2019, the following potentially dilutive securities were not included in the computation of net loss per share because the effect would be anti-dilutive or because performance criteria were not yet met for awards contingent upon such measures:
|  | Three months ended September 30, |  |  | Nine months ended September 30, |
In thousands |  | 2020 |  |  | 2019 |  |  | 2020 |  |  | 2019 |
Stock options |  |  | 17,479 |  |  |  | 16,259 |  |  |  | 17,479 |  |  |  | 16,259 |
Restricted stock and restricted stock units |  |  | 7,727 |  |  |  | 9,359 |  |  |  | 7,727 |  |  |  | 9,359 |
Preferred stock, if converted |  |  | 2,385 |  |  |  | 28,932 |  |  |  | 2,385 |  |  |  | 28,932 |
Estimated Fair Value of Assets and Liability | The following tables present information about the estimated fair value of the Company’s assets and liabilities as of September 30, 2020 and December 31, 2019 and indicate the fair value hierarchy of the valuation techniques the Company utilized to determine such fair value:
|  | September 30, 2020 |
In thousands |  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Asset: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market Fund |  | $ | 81,714 |  |  | $ | 81,714 |  |  | $ | — |  |  | $ | — |
U.S. Treasury Shares |  |  | 59,959 |  |  |  | 59,959 |  |  |  | — |  |  |  | — |
Corporate Bonds |  |  | 200,704 |  |  |  | — |  |  |  | 200,704 |  |  |  | — |
Commercial Paper |  |  | 110,858 |  |  |  | — |  |  |  | 110,858 |  |  |  | — |
Agency Securities |  |  | 14,027 |  |  |  | — |  |  |  | 14,027 |  |  |  | — |
Repo Securities |  |  | 11,000 |  |  |  | — |  |  |  | 11,000 |  |  |  | — |
Asset Backed Securities |  |  | 8,887 |  |  |  | — |  |  |  | 8,887 |  |  |  | — |
Certificate of Deposit |  |  | 6,129 |  |  |  | — |  |  |  | 6,129 |  |  |  | — |
Total |  | $ | 493,278 |  |  | $ | 141,673 |  |  |  | 351,605 |  |  | $ | — |
|  | December 31, 2019 |
In thousands |  | Total |  |  | Level 1 |  |  | Level 2 |  |  | Level 3 |
Asset: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money Market Fund |  | $ | 10,078 |  |  | $ | 10,078 |  |  | $ | — |  |  | $ | — |
Carrying Amounts and Estimated Fair Values of Debt from Royalty-Bearing Instrument | The carrying amounts of accounts payable and accrued liabilities approximate fair value because of their short-term nature. The carrying amounts and the estimated fair values of debt from royalty-bearing instrument as of September 30, 2020 and December 31, 2019 are as follows:
|  | September 30, 2020 |  |  | December 31, 2019 |
In thousands |  | Carrying Value |  |  | Estimated Fair Value |  |  | Carrying Value |  |  | Estimated Fair Value |
Debt from royalty-bearing instrument |  | $ | 9,387 |  |  | $ | 9,500 |  |  | $ | 49,702 |  |  | $ | 50,400 |

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- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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