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Marketable Securities - Schedule of Marketable Securities Classified as Available-for-sale Securities (Details) - USD ($) $ in Thousands | Mar. 29, 2025 | Dec. 28, 2024
--- | --- | ---
Marketable Securities [Line Items] |  |
Amortized Cost, Total | $ 1,745,762 | $ 1,656,724
Gross Unrealized Gains | 5,100 | 1,566
Gross Unrealized Losses | (25,403) | (38,689)
Fair Value | 1,725,459 | 1,619,601
U.S. Treasury securities [Member] | Fair Value, Level 2 [Member] |  |
Marketable Securities [Line Items] |  |
Amortized Cost, Total | 5,720 | 4,930
Gross Unrealized Gains | 44 | 8
Gross Unrealized Losses | 0 | 0
Fair Value | 5,764 | 4,938
Agency securities [Member] | Fair Value, Level 2 [Member] |  |
Marketable Securities [Line Items] |  |
Amortized Cost, Total | 51,194 | 42,236
Gross Unrealized Gains | 84 | 38
Gross Unrealized Losses | (287) | (477)
Fair Value | 50,991 | 41,797
Mortgage-backed securities [Member] | Fair Value, Level 2 [Member] |  |
Marketable Securities [Line Items] |  |
Amortized Cost, Total | 71,253 | 43,599
Gross Unrealized Gains | 252 | 0
Gross Unrealized Losses | (2,862) | (4,375)
Fair Value | 68,643 | 39,224
Corporate Debt Securities [Member] | Fair Value, Level 2 [Member] |  |
Marketable Securities [Line Items] |  |
Amortized Cost, Total | 1,333,884 | 1,281,981
Gross Unrealized Gains | 4,470 | 1,498
Gross Unrealized Losses | (14,797) | (23,837)
Fair Value | 1,323,557 | 1,259,642
Municipal securities [Member] | Fair Value, Level 2 [Member] |  |
Marketable Securities [Line Items] |  |
Amortized Cost, Total | 281,305 | 281,295
Gross Unrealized Gains | 238 | 21
Gross Unrealized Losses | (7,394) | (9,907)
Fair Value | 274,149 | 271,409
Other [Member] | Fair Value, Level 2 [Member] |  |
Marketable Securities [Line Items] |  |
Amortized Cost, Total | 2,406 | 2,683
Gross Unrealized Gains | 12 | 1
Gross Unrealized Losses | (63) | (93)
Fair Value | $ 2,355 | $ 2,591

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