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Note 8 - Property and Equipment - Componets of Property and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Land	$ 8,910	$ 8,805
Buildings and improvements	49,921	48,467
Machinery and equipment	148,535	114,729
Computer hardware and software	17,634	15,053
Leasehold improvements	6,634	6,688
Construction in progress	8,988	3,491
Total	240,622	197,233
Accumulated depreciation and amortization	(74,182)	(57,759)
Property and equipment, net	$ 166,440	$ 139,474	$ 125,475

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- Definition

The gross amount of computer hardware and software as of the balance sheet date.

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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 of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount before accumulated depreciation of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment.

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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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