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Goodwill and Other Intangibles - Summary of Other Intangible Assets and Accumulated Amortization Balances (Detail) - USD ($) $ in Thousands | Dec. 31, 2019 | Dec. 31, 2018
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Intangible Assets [Line Items] |  |
Gross Carrying Value | $ 138,895 | $ 137,583
Accumulated Amortization | (89,112) | (81,198)
Net Carrying Value | 49,783 | 56,385
Net Carrying Value | 49,783 | 56,385
Customer Relationships |  |
Intangible Assets [Line Items] |  |
Gross Carrying Value | 89,208 | 87,316
Accumulated Amortization | (50,687) | (44,269)
Net Carrying Value | 38,521 | 43,047
Technology |  |
Intangible Assets [Line Items] |  |
Gross Carrying Value | 25,106 | 25,110
Accumulated Amortization | (19,866) | (18,616)
Net Carrying Value | 5,240 | 6,494
Product Development Costs |  |
Intangible Assets [Line Items] |  |
Gross Carrying Value | 19,911 | 20,487
Accumulated Amortization | (18,559) | (18,313)
Net Carrying Value | 1,352 | 2,174
Tradenames |  |
Intangible Assets [Line Items] |  |
Net Carrying Value | $ 4,670 | $ 4,670

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