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Schedule of Amortizable Intangible Assets (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020
Finite-Lived Intangible Assets |  |
Gross Carrying Amount | $ 389,673 | $ 408,906
Accumulated Amortization | (309,571) | (307,347)
Foreign Currency Translation Adjustment | (4,467) | (620)
Net Carrying Amount | 75,635 | 100,939
Developed technology |  |
Finite-Lived Intangible Assets |  |
Gross Carrying Amount | 272,547 | 272,547
Accumulated Amortization | (223,413) | (210,479)
Foreign Currency Translation Adjustment | (4,093) | (1,610)
Net Carrying Amount | 45,041 | 60,458
Customer Relationships |  |
Finite-Lived Intangible Assets |  |
Gross Carrying Amount | 57,739 | 66,239
Accumulated Amortization | (48,921) | (54,524)
Foreign Currency Translation Adjustment | 209 | 305
Net Carrying Amount | 9,027 | 12,020
Trademarks and tradenames |  |
Finite-Lived Intangible Assets |  |
Gross Carrying Amount | 59,387 | 70,120
Accumulated Amortization | (37,237) | (42,344)
Foreign Currency Translation Adjustment | (583) | 685
Net Carrying Amount | $ 21,567 | $ 28,461

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