Organization and Significant Accounting Policies - Customers as Percentage of Total Revenues (Detail) - Sales [Member] - Customer Concentration Risk [Member]	12 Months Ended
Dec. 31, 2021	Dec. 25, 2020	Dec. 27, 2019
Lam Research Corporation [Member]
Concentration Risk [Line Items]
Total	40.20%	42.90%	41.70%
Applied Materials, Inc. [Member]
Concentration Risk [Line Items]
Total	23.80%	24.20%	25.20%
Total Customer
Concentration Risk [Line Items]
Total	64.00%	67.10%	66.90%

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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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