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Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
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Income Tax Disclosure [Abstract] |  |
Accrued expenses and other reserves | $ 5,381 | $ 4,412
Product liability | 1,303 | 6,116
Employee benefits | 9,538 | 9,387
Share-based compensation | 10,462 | 10,323
Reserve for doubtful accounts | 1,178 | 2,279
Inventory | 1,218 | 2,496
Capitalized research and development | 4,654 | 5,339
Net operating losses and tax credit carryforwards | 16,218 | 15,310
Other | 1,316 | 2,892
Total deferred tax assets | 51,268 | 58,554
Valuation allowances | (5,303) | (5,153)
Net deferred tax assets | 45,965 | 53,401
Goodwill and intangibles | (42,007) | (42,867)
Property, plant and equipment | (11,394) | (8,920)
Other | (3,368) | (31)
Total deferred tax liabilities | 56,769 | 51,818
Net deferred tax liabilities | $ (10,804) |
Net deferred taxes assets |  | $ 1,583

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