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Marketable Securities (Tables)

9 Months Ended

Sep. 24, 2022

Investments, Debt and Equity Securities [Abstract]

Schedule of Marketable Securities Classified as Available-for-sale Securities

Marketable securities classified as available-for-sale securities are summarized below:

		Available-For-Sale Securities as of September 24, 2022
		Fair Value Level		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Fair Value
Agency securities		Level 2			7,000				—				(790	)			6,210
Mortgage-backed securities		Level 2			47,923				1				(4,556	)			43,368
Commercial paper		Level 2			201,363				—				—				201,363
Corporate debt securities		Level 2			1,132,104				123				(81,781	)			1,050,446
Municipal securities		Level 2			332,225				17				(28,396	)			303,846
Other		Level 2			11,724				—				(1,902	)			9,822
Total				$	1,732,339			$	141			$	(117,425	)		$	1,615,055

		Available-For-Sale Securities as of December 25, 2021
		Fair Value Level		Amortized Cost				Gross Unrealized Gains				Gross Unrealized Losses				Fair Value
Agency securities		Level 2			7,000				—				(110	)			6,890
Mortgage-backed securities		Level 2			149,692				257				(880	)			149,069
Commercial paper		Level 2			—				—				—				—
Corporate debt securities		Level 2			1,079,390				9,830				(11,827	)			1,077,393
Municipal securities		Level 2			356,037				1,870				(4,864	)			353,043
Other		Level 2			31,134				22				(873	)			30,283
Total				$	1,623,253			$	11,979			$	(18,554	)		$	1,616,678

Schedule of Gross Unrealized Losses and Fair Value by Major Security Type

The following tables display additional information regarding gross unrealized losses and fair value by major security type for available-for-sale securities in an unrealized loss position as of September 24, 2022 and December 25, 2021.

		As of September 24, 2022
		Less than 12 Consecutive Months								12 Consecutive Months or Longer								Total
		Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value
Agency securities			—				—				(790	)			6,210				(790	)			6,210
Mortgage-backed securities			(3,208	)			35,482				(1,348	)			7,668				(4,556	)			43,150
Commercial paper			—				—				—				—				—				—
Corporate debt securities			(39,596	)			674,818				(42,185	)			356,855				(81,781	)			1,031,673
Municipal securities			(9,450	)			141,651				(18,946	)			152,896				(28,396	)			294,547
Other			—				—				(1,902	)			9,327				(1,902	)			9,327
Total		$	(52,254	)		$	851,951			$	(65,171	)		$	532,956			$	(117,425	)		$	1,384,907

		As of December 25, 2021
		Less than 12 Consecutive Months								12 Consecutive Months or Longer								Total
		Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value				Gross Unrealized Losses				Fair Value
Agency securities			(110	)			6,890				—				—				(110	)			6,890
Mortgage-backed securities			(148	)			18,909				(732	)			7,598				(880	)			26,507
Commercial paper			—				—				—				—				—				—
Corporate debt securities			(9,466	)			499,084				(2,361	)			85,033				(11,827	)			584,117
Municipal securities			(4,247	)			226,009				(617	)			29,405				(4,864	)			255,414
Other			(467	)			17,845				(406	)			7,205				(873	)			25,050
Total		$	(14,438	)		$	768,737			$	(4,116	)		$	129,241			$	(18,554	)		$	897,978

Schedule of Amortized Cost and Estimated Fair Value of Marketable Securities by Maturity

The amortized cost and fair value of marketable securities at September 24, 2022, by maturity, are shown below.

		Amortized Cost				Fair Value
Due in one year or less		$	381,607			$	378,705
Due after one year through five years			1,329,366				1,217,361
Due after five years through ten years			17,505				15,746
Due after ten years			3,861				3,243
Total		$	1,732,339			$	1,615,055

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- Definition

Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments.

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For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value).

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
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