Certain Balance Sheet Components - Property, Plant, and Equipment, Net (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Balance Sheet Related Disclosures [Abstract]
Machinery and equipment	$ 323,003	$ 315,974
Computers and software	109,924	104,290
Buildings, furniture, and improvements	149,471	146,071
Land	14,988	14,980
Construction in progress, including purchased equipment	54,490	49,682
Total cost	651,876	630,997
Accumulated depreciation	(418,648)	(404,446)
Property, plant, and equipment, net	$ 233,228	$ 226,551

Amount before depreciation of building, furniture, and improvements.

No definition available.

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- Definition

Amount before depreciation of computers and software.

+ References

No definition available.

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- Definition

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

+ References

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-Publisher FASB
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-SubTopic 10
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- References

No definition available.

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- Definition

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.

+ References

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- Definition

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

+ References

+ Details

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- Definition

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.

+ References

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- Definition

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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-Topic 360
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-Section 50
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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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