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Goodwill and Intangible Assets - Gross Carrying Amount and Accumulated Amortization of Intangible Assets (Detail) - USD ($) $ in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 59,907 | $ 84,678
Accumulated Amortization | (52,370) | (54,591)
Net Carrying Amount | 7,537 | 30,087
Customer Relationships |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,800 | 28,000
Accumulated Amortization | (814) | (26,757)
Net Carrying Amount | 986 | 1,243
Developed Technology |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 55,772 | 55,772
Accumulated Amortization | (50,996) | (27,515)
Net Carrying Amount | 4,776 | 28,257
Internal Use Software |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 1,428 | 906
Accumulated Amortization | (515) | (319)
Net Carrying Amount | 913 | $ 587
Trade Name [Member] |  |
Acquired Finite Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | 907 |
Accumulated Amortization | (45) |
Net Carrying Amount | $ 862 |

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