Income Taxes - Schedule of Net Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Gross deferred tax assets:
Accrued expenses	$ 1,175	$ 66
Reserves on assets	2,949	872
Share-based compensation awards	1,057	735
Minimum pension / post retirement	4,118	3,913
Net operating loss carry-forwards	8,473	206
Tax credit carry-forwards	1,626
Valuation allowances	(1,500)	(87)
Total Deferred Tax Assets	17,898	5,705
Gross deferred tax liabilities:
Depreciation	(3,658)	(2,104)
Goodwill and intangibles	(30,133)	(21,197)
Prepaid expenses and inventory	(192)	(1,526)
Revenue recognition	(1,634)	(739)
Total Deferred Tax Liabilities	(35,617)	(25,566)
Net deferred liabilities	$ (17,719)	$ (19,861)