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Collaboration Agreements,License Agreement and Revenues - Summary of Product Revenue, Net (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | $ 140,734 | $ 235,309 | $ 176,319
Non-key Account Hospital Listing Award [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue |  |  | 9,300
Contractual Sales Rebate [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 600 | 800 | 6,200
Discounts And Rebates [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 700 | 1,700 | 16,400
Product Revenue, Net [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 82,869 | 47,638 | 72,498
Product Revenue, Net [Member] | Direct Sales [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Gross revenue | 12,366 | 13,727 | 89,027
Total revenue | 11,702 | 12,070 | 72,498
Product Revenue, Net [Member] | Direct Sales [Member] | Price Adjustment [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 242 | (982) |
Product Revenue, Net [Member] | Direct Sales [Member] | Non-key Account Hospital Listing Award [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 49 | 95 | (9,325)
Product Revenue, Net [Member] | Direct Sales [Member] | Contractual Sales Rebate [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | (624) | (832) | (6,189)
Product Revenue, Net [Member] | Direct Sales [Member] | Other Discounts and Rebates [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | (332) | (21) | (923)
Product Revenue, Net [Member] | Direct Sales [Member] | Sales Returns [Member] |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 1 | 83 | (92)
Product Revenue, Net [Member] | Sales To Falikang |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 71,167 | 35,568 | 0
Gross transaction price | 112,544 | 97,531 | 0
Product Revenue, Net [Member] | Sales To Falikang | Profit Share |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | (43,716) | (34,759) | 0
Product Revenue, Net [Member] | Sales To Falikang | Net Transfer Price |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | 68,828 | 62,772 | 0
Product Revenue, Net [Member] | Sales To Falikang | Decrease (Increase) in Deferred Revenue |  |  |
Disaggregation Of Revenue [Line Items] |  |  |
Total revenue | $ 2,339 | $ (27,204) | $ 0

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