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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		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Lam Research Corporation [Member]
Segment Reporting Information [Line Items]
Percentage of total net revenues	12.40%	12.30%	12.70%	11.30%
Applied Materials, Inc. [Member]
Segment Reporting Information [Line Items]
Percentage of total net revenues	10.90%	10.70%	10.80%	10.70%

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- 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.

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No definition available.

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