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Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2022

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 31, 2022						December 25, 2021						December 26, 2020
Balance at beginning of year			$	195					$	248					$	222
Charges (reversals) to costs and expenses			(27)						(53)						26
Balance at end of year			$	168					$	195					$	248

Schedules of Concentration of Risk, by Customer

The following customers represented 10% or more of our revenues:

			Fiscal Year Ended
			December 31, 2022						December 25, 2021						December 26, 2020
Intel Corporation			19.0		%				20.4		%				31.5		%
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 31, 2022						December 25, 2021						December 26, 2020
Balance at beginning of year			$	2,805					$	3,918					$	1,942
Accruals			7,746						5,759						5,727
Settlements			(6,352)						(6,872)						(3,751)
Balance at end of year			$	4,199					$	2,805					$	3,918

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 31, 2022						December 25, 2021						December 26, 2020
Weighted-average shares used in computing basic net income per share			77,578						77,787						76,681
Add potentially dilutive securities			623						1,346						2,320
Weighted-average shares used in computing basic and diluted net income per share			78,201						79,133						79,001

Schedule of Accumulated Other Comprehensive Income (Loss)

Accumulated other comprehensive loss (“OCI/L”) 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 31, 2022						December 25, 2021
Unrealized losses on available-for-sale marketable securities and other investments			$	(2,749)					$	(724)
Translation adjustments			(5,675)						(811)
Unrealized gains on derivative instruments			2,846						86
Accumulated other comprehensive loss			$	(5,578)					$	(1,449)

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