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Equity Method Investments - Additional Information (Detail) - USD ($) $ in Thousands |  |  |  | 10 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Nov. 09, 2018 | Jul. 07, 2017 | Jun. 27, 2017 | Nov. 08, 2018 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018 | Aug. 02, 2016
Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Gain (loss) from equity method investment |  |  |  |  | $ (125) | $ (209) | $ (389) |
Investment |  |  | $ 950 |  | 1,190 |  |  |
Joint venture, consideration |  |  |  |  | 36,917 | 60,904 | 27,283 |
Profeng Australia, Pty Ltd |  |  |  |  |  |  |  |
Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Joint venture, consideration |  | $ 1,900 |  |  |  |  |  |
TyraTech Inc. |  |  |  |  |  |  |  |
Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Gain (loss) from equity method investment | $ 1,463 |  |  | $ (1,424) |  |  |  |
Equity investment ownership position | 15.11% |  |  |  |  |  |  |
Huifeng/AMVAC Innovation Co., Ltd. |  |  |  |  |  |  |  |
Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Equity investment ownership position |  |  |  |  |  |  |  | 50.00%
Hong Kong JV |  |  |  |  |  |  |  |
Equity Method Investments [Line Items] |  |  |  |  |  |  |  |
Gain (loss) from equity method investment |  |  |  |  | $ (125) | $ (209) | $ (356) |
Equity investment ownership position |  |  |  |  | 50.00% | 50.00% | 50.00% |
Carrying value of equity investment |  |  |  |  | $ 388 | $ 513 | $ 722 |

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