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Marketable Securities - Schedule of Marketable Securities Classified as Available-for-sale Securities (Details) - USD ($) $ in Thousands	Sep. 28, 2024	Dec. 30, 2023
Marketable Securities [Line Items]
Amortized Cost, Total	$ 1,546,736	$ 1,468,240
Gross Unrealized Gains	10,246	1,811
Gross Unrealized Losses	(35,749)	(70,242)
Fair Value	1,521,233	1,399,809
U.S. Treasury securities [Member] | Fair Value, Level 2 [Member]
Marketable Securities [Line Items]
Amortized Cost, Total	4,869	2,971
Gross Unrealized Gains	20	1
Gross Unrealized Losses	0	0
Fair Value	4,889	2,972
Agency securities [Member] | Fair Value, Level 2 [Member]
Marketable Securities [Line Items]
Amortized Cost, Total	25,955	23,692
Gross Unrealized Gains	145	32
Gross Unrealized Losses	(333)	(585)
Fair Value	25,767	23,139
Mortgage-backed securities [Member] | Fair Value, Level 2 [Member]
Marketable Securities [Line Items]
Amortized Cost, Total	34,910	38,743
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(3,605)	(4,731)
Fair Value	31,305	34,012
Corporate Debt Securities [Member] | Fair Value, Level 2 [Member]
Marketable Securities [Line Items]
Amortized Cost, Total	1,203,805	1,104,834
Gross Unrealized Gains	9,573	1,680
Gross Unrealized Losses	(21,262)	(46,073)
Fair Value	1,192,116	1,060,441
Municipal securities [Member] | Fair Value, Level 2 [Member]
Marketable Securities [Line Items]
Amortized Cost, Total	274,323	294,240
Gross Unrealized Gains	508	98
Gross Unrealized Losses	(10,435)	(18,430)
Fair Value	264,396	275,908
Other [Member] | Fair Value, Level 2 [Member]
Marketable Securities [Line Items]
Amortized Cost, Total	2,874	3,760
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(114)	(423)
Fair Value	$ 2,760	$ 3,337

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