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Marketable Securities (Narrative) (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Sep. 28, 2024 | Mar. 30, 2024
Debt Securities, Available-for-sale [Line Items] |  |
Amortized cost on available for sale securities held at gross unrealized loss | $ 10,800 | $ 172,100
Securities in a continuous unrealized loss position for more than 12 months, amortized cost | 8,700 | 25,000
Gross unrealized loss | $ (48) | (1,008)
Securities in a continuous unrealized loss position for more than 12 months, aggregate unrealized loss |  | $ 300
Minimum |  |
Debt Securities, Available-for-sale [Line Items] |  |
Maturity period for highly-rated securities | 1 year |
Maximum |  |
Debt Securities, Available-for-sale [Line Items] |  |
Maturity period for highly-rated securities | 3 years |

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