Property Plant and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Dec. 31, 2017
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 133,986	$ 127,177
Accumulated depreciation	(68,522)	(65,459)
Property, plant and equipment, net	65,464	61,718
Land, Buildings and Improvements
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	56,068	53,055
Machinery and Equipment
Property Plant And Equipment [Line Items]
Property, plant and equipment, gross	$ 77,918	$ 74,122

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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