Balance Sheet Components - Inventories, Net (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Raw materials	$ 77,936		$ 77,936		$ 67,829
Work-in-progress	28,127		28,127		21,207
Finished goods	25,848		25,848		20,570
Inventory, net	131,911	$ 132,607	131,911	$ 132,607	109,606
Other inventory at off site premises	20,000		20,000		$ 14,600
Inventory Provision	$ 300	$ 900	$ 2,200	$ 2,600

Inventory Provision

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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of merchandise or goods held by the company that are readily available for sale.

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- Definition

Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer.

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- Definition

Carrying amount, net of valuation reserves and adjustments, as of the balance sheet date of unprocessed items to be consumed in the manufacturing or production process.

+ References

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- Definition

Carrying amount, net of reserves and adjustments, as of the balance sheet date of merchandise or goods which are partially completed. This inventory is generally comprised of raw materials, labor and factory overhead costs, which require further materials, labor and overhead to be converted into finished goods, and which generally require the use of estimates to determine percentage complete and pricing.

+ References

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- References

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- Definition

Gross amount of merchandise or materials to which the entity holds the title, but physically at another entity's facilities (for example, but not limited to, work in process may be temporarily at the site of a subcontractor).

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