XML 52 R31.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Summary of Significant Accounting Policies (Tables) | 12 Months Ended
--- | ---
Dec. 30, 2023
Accounting Policies [Abstract] |
Schedule of Allowance for Doubtful Accounts | Activity related to our allowance for credit losses was as follows (in thousands):
| Fiscal Year Ended
| December 30, 2023 |  | December 31, 2022 |  | December 25, 2021
Balance at beginning of year | $ | 168 |  |  | $ | 195 |  |  | $ | 248 |
Charges (reversals) to costs and expenses | 333 |  |  | (27) |  |  | (53) |
Balance at end of year | $ | 501 |  |  | $ | 168 |  |  | $ | 195 |
Schedules of Concentration of Risk, by Customer | The following customers represented 10% or more of our revenues:
| Fiscal Year Ended
| December 30, 2023 |  | December 31, 2022 |  | December 25, 2021
Intel Corporation | 17.1 | % |  | 19.0 | % |  | 20.4 | %
Samsung Electronics Co., LTD. | * |  | * |  | 11.4 | %
* Less than 10% of revenues.
Schedule of Product Warranty Liability Reconciliation | A reconciliation of the changes in our warranty liability is as follows (in thousands):
| Fiscal Year Ended
| December 30, 2023 |  | December 31, 2022 |  | December 25, 2021
Balance at beginning of year | $ | 4,199 |  |  | $ | 2,805 |  |  | $ | 3,918 |
Accruals | 7,771 |  |  | 7,746 |  |  | 5,759 |
Settlements | (8,687) |  |  | (6,352) |  |  | (6,872) |
Reduction - FRT divestiture | (106) |  |  | — |  |  | — |
Balance at end of year | $ | 3,177 |  |  | $ | 4,199 |  |  | $ | 2,805 |
Schedule of Calculation of Numerator and Denominator in Earnings Per Share | The following table reconciles the shares used in calculating basic net income per share and diluted net income per share (in thousands):
| Fiscal Year Ended
| December 30, 2023 |  | December 31, 2022 |  | December 25, 2021
Weighted-average shares used in computing basic net income per share | 77,370 |  |  | 77,578 |  |  | 77,787 |
Add potentially dilutive securities | 789 |  |  | 623 |  |  | 1,346 |
Weighted-average shares used in computing basic and diluted net income per share | 78,159 |  |  | 78,201 |  |  | 79,133 |
Schedule of Accumulated Other Comprehensive Income (Loss) | Accumulated other comprehensive loss (“AOCL”) includes the following items, the impact of which has been excluded from earnings and reflected as components of stockholders' equity as shown below (in thousands):
| December 30, 2023 |  | December 31, 2022 |
Unrealized losses on available-for-sale marketable securities and other investments | $ | (727) |  |  | $ | (2,749) |  |
Translation adjustments | (5,568) |  |  | (5,675) |  |
Unrealized gains on derivative instruments | 2,243 |  |  | 2,846 |  |
Accumulated other comprehensive loss | $ | (4,052) |  |  | $ | (5,578) |  |

X
- References No definition available. + Details
Name: | us-gaap_AccountingPoliciesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the various types of trade accounts and notes receivable and for each the gross carrying value, allowance, and net carrying value as of the balance sheet date. Presentation is categorized by current, noncurrent and unclassified receivables. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the components of accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481674/830-30-50-1 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 830 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481694/830-30-45-20 + Details
Name: | us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
Name: | us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482425/460-10-50-8 + Details
Name: | us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the nature of a concentration, a benchmark to which it is compared, and the percentage that the risk is to the benchmark. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 21 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-21 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-20 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-18 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-20 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 16 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-16 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 21 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-21 + Details
Name: | us-gaap_SchedulesOfConcentrationOfRiskByRiskFactorTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration