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Property, Plant and Equipment, Net (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Property, Plant and Equipment
Property, plant and equipment, gross	$ 773,298	$ 762,422	$ 645,732
Less accumulated depreciation and amortization	(443,762)	(432,392)	(406,835)
Property, plant and equipment excluding capital projects in progress, net	329,536	330,030	238,897
Capital projects in progress	39,553	31,525	26,778
Property, plant and equipment, net	369,089	361,555	265,675
Land
Property, Plant and Equipment
Property, plant and equipment, gross	51,543	50,025	34,591
Buildings and site improvements
Property, Plant and Equipment
Property, plant and equipment, gross	233,141	233,123	197,180
Leasehold improvements
Property, Plant and Equipment
Property, plant and equipment, gross	6,621	6,367	6,153
Machinery, equipment, and software
Property, Plant and Equipment
Property, plant and equipment, gross	$ 481,993	$ 472,907	$ 407,808

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Represents the aggregate of long-lived physical assets excluding capital projects in progress used in the normal conduct of business and not intended for resale.

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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 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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