Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
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