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Intangible Assets and Goodwill - Schedule of Intangible Assets Recognized in Connection with Product Acquisitions (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Business Combinations [Abstract] |  |  |
Beginning Balance | $ 197,841 | $ 197,514 | $ 198,261
Additions | 1,292 | 10,524 | 12,675
Write offs |  |  | (41)
Impact of movement in exchange rates | (516) | (710) | (637)
Amortization expense | (13,953) | (13,713) | (12,744)
Ending Balance | 184,664 | 197,841 | 197,514
Measurement period adjustment |  | 4,226 |
Goodwill Beginning Balance | 46,260 | 52,108 | 46,673
Additions during fiscal year |  |  | 8,830
Other |  |  | 617
Impact of movement in exchange rates | 750 | (1,794) | (4,012)
Goodwill Ending Balance | 47,010 | 46,260 | $ 52,108
Measurement period adjustment |  | (4,054) |
Intangible assets and goodwill at Year End | $ 231,674 | $ 244,101 |

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