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Intangible Assets (Detail) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018
Intangible Assets [Line Items] |  |
Indefinite lived intangible assets—Trade names, trademarks and distribution rights | $ 138,647 | $ 119,188
Finite lived intangible assets: |  |
Accumulated amortization | (49,384) | (43,680)
Finite lived intangible assets, net | 33,357 | 28,663
Intangible assets, net | 172,004 | 147,851
Customer Relationships |  |
Finite lived intangible assets: |  |
Finite lived intangible assets | $ 79,911 | 69,593
Customer Relationships | Maximum |  |
Intangible Assets [Line Items] |  |
Finite lived intangible assets, Estimated Useful lives, years | 18 years |
Customer Relationships | Minimum |  |
Intangible Assets [Line Items] |  |
Finite lived intangible assets, Estimated Useful lives, years | 7 years |
Trade Name |  |
Intangible Assets [Line Items] |  |
Finite lived intangible assets, Estimated Useful lives, years | 10 years |
Finite lived intangible assets: |  |
Finite lived intangible assets | $ 1,150 | 1,150
Patented And Unpatented Technology [Member] |  |
Intangible Assets [Line Items] |  |
Finite lived intangible assets, Estimated Useful lives, years | 7 years |
Finite lived intangible assets: |  |
Finite lived intangible assets | $ 1,680 | $ 1,600

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