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Summary of Product Revenues by Product Line (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue |  | $ 670,534 |  | $ 366,260 |  | $ 270,245 |
Filtration Products [Member] |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue |  | 403,505 | [1] | 174,851 | [2] | 119,464 | [3]
Chromatography Products [Member] |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue | [4] | 91,037 | [1] | 70,677 | [2] | 60,662 | [3]
Process Analytics Products [Member] |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue |  | 48,019 | [1] | 33,346 | [2] | 16,405 | [3]
Proteins Products [Member] |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue | [4] | 123,707 | [1] | 83,317 | [2] | 69,004 | [3]
Other products [Member] |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue |  | 4,051 | [1] | 3,945 | [2] | 4,562 | [3]
Products |  |  |  |  |  |  |
Revenue from External Customer [Line Items] |  |  |  |  |  |  |
Revenue |  | $ 670,319 | [1] | $ 366,136 | [2] | $ 270,097 | [3]
[1] | 2021 revenue for filtration products includes revenue related to Polymem from July 1, 2021 as well as BioFlex and NTM from December 16, 2021 through December 31, 2021. 2021 revenue for proteins products includes revenue related to Avitide from September 20, 2021 through December 31, 2021.
[2] | 2020 revenue for filtration products includes revenue related to EMT from July 13, 2020, NMS from October 20, 2020 and ARTeSYN from December 3, 2020 through December 31, 2020.
[3] | 2019 revenue includes process analytics revenue related to C Technologies from June 1, 2019 through December 31, 2019.
[4] | Revised 2020 and 2019 revenue in the table above reflects a shift in revenue from chromatography products to proteins products of approximately $3 million and $4 million, respectively. These changes are consistent with the current year presentation of product revenue.

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