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Commitments and Contingencies (Tables) | 9 Months Ended
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Sep. 30, 2021
Commitments And Contingencies Disclosure [Abstract] |
Schedule of Potential Milestone Amounts and Accruals | The table below shows our commitment for the potential milestone amounts and the accruals for milestones deemed probable of achievement as of September 30, 2021.
|  | Potential Fixed Monetary Amount |  |  | Accrued Amount (1) |
Settlement Type |  | (in thousands) |
Cash |  | $ | 10,799 |  |  | $ | 985 |
Stock (2) |  |  | 121,128 |  |  |  | 11,973 |
Cash or stock at our sole discretion |  |  | 108,928 |  |  |  | 3,949 |
Total |  | $ | 240,855 |  |  | $ | 16,907 |
(1) Amount recorded for performance-based milestone awards that are probable of achievement. (2) Includes the performance-based milestone awards that were granted as part of the Exchange Program further discussed in Note 15.

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