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Business Segment, Geographic Area, and Significant Customer Information - Summary of Net Revenues by Major Customers (Detail) - Sales Revenue, Net [Member] - Customer Concentration Risk [Member]	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Lam Research Corporation [Member]
Segment Reporting Information [Line Items]
Percentage of total net revenues	13.00%	10.00%
Applied Materials, Inc. [Member]
Segment Reporting Information [Line Items]
Percentage of total net revenues	11.00%	11.00%

X

- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

+ References

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- Definition

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.

+ References

No definition available.

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