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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- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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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.

+ References

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services 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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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

+ References

No definition available.

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PROPERTY, PLANT AND EQUIPMENT (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Property, plant and equipment
Property, plant and equipment, gross	$ 125,226		$ 125,226		$ 118,040
Less accumulated depreciation	(70,011)		(70,011)		(62,612)
Property, plant and equipment, net	55,215		55,215		55,428
Depreciation expense	2,923	$ 2,556	8,790	$ 7,259
Land
Property, plant and equipment
Property, plant and equipment, gross	984		984		999
Building and improvements
Property, plant and equipment
Property, plant and equipment, gross	14,297		$ 14,297		14,169
Building and improvements \| Minimum
Property, plant and equipment
Useful lives			5 years
Building and improvements \| Maximum
Property, plant and equipment
Useful lives			39 years
Machinery, equipment, tools and dies
Property, plant and equipment
Property, plant and equipment, gross	81,330		$ 81,330		79,738
Machinery, equipment, tools and dies \| Minimum
Property, plant and equipment
Useful lives			3 years
Machinery, equipment, tools and dies \| Maximum
Property, plant and equipment
Useful lives			15 years
Construction work in progress
Property, plant and equipment
Property, plant and equipment, gross	9,370		$ 9,370		6,821
Furniture, fixtures and other
Property, plant and equipment
Property, plant and equipment, gross	$ 19,245		$ 19,245		$ 16,313
Furniture, fixtures and other \| Minimum
Property, plant and equipment
Useful lives			3 years
Furniture, fixtures and other \| Maximum
Property, plant and equipment
Useful lives			10 years