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Commitments and Contingencies (Tables) | 12 Months Ended
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Dec. 31, 2021
Commitments And Contingencies Disclosure [Abstract] |
Summary of Outstanding Non-cancelable Purchase Obligations | As of December 31, 2021, the Company had the following outstanding non-cancelable purchase obligations (in thousands):
|  | Purchase Obligations Due In The Year Ending December 31, |
|  | 2022 |  |  | 2023 |  |  | Total |
|  | (in thousands) |
Manufacture and supply of pamrevlumab |  | $ | 25,480 |  |  | $ | 19,918 |  |  | $ | 45,398 |
Manufacture and supply of roxadustat |  |  | 14,591 |  |  |  | 3,920 |  |  |  | 18,511 |
Other purchases |  |  | 9,353 |  |  |  | — |  |  |  | 9,353 |
Total purchase obligations |  | $ | 49,424 |  |  | $ | 23,838 |  |  | $ | 73,262 |

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