Income Taxes - Schedule of Net Deferred Tax Assets and Liabilities (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Gross deferred tax assets:
Accrued expenses	$ 106	$ 120
Reserves on assets	870	805
Stock-based compensation awards	43	552
Revaluation of debt	721
State, foreign and local net operating loss carry-forwards	206	242
Deferred state taxes	885
Valuation allowances	(87)	(149)
Total Deferred Tax Assets	2,744	1,570
Gross deferred tax liabilities:
Foreign deferral on assets	(739)	(348)
Depreciation	(2,189)	(3,215)
Goodwill and intangibles	(21,867)	(24,904)
Prepaid expenses	(719)	(551)
Inventory	(868)	(790)
Revaluation of debt		(283)
Minimum pension / post retirement	(397)	(1,423)
Total Deferred Tax Liabilities	(26,779)	(31,514)
Net deferred liabilities	$ (24,035)	$ (29,944)