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Short-Term Investments (Tables)
3 Months Ended
Mar. 28, 2025
Investments, Debt and Equity Securities [Abstract]  
Schedule of Available-for-Sale Debt Securities
As of March 28, 2025, the Company’s available-for-sale investments consisted of the following cost, unrealized positions and estimated fair value, disaggregated by class of instrument:

 Gross Unrealized
(in thousands)CostGainsLossesEstimated Fair Value
U.S. Treasury securities$204,941 $71 $(31)$204,981 
Corporate bonds123,894 29 (53)123,870 
Commercial paper instruments10,137 — — 10,137 
Asset-backed securities1,059 — 1,062 
Total short-term investments$340,031 $103 $(84)$340,050 

As of December 31, 2024, the Company’s available-for-sale investments consisted of the following cost, unrealized positions and estimated fair value, disaggregated by class of instrument:

 Gross Unrealized
(in thousands)CostGainsLossesEstimated Fair Value
U.S. Treasury securities$178,016 $67 $(44)$178,039 
Corporate bonds103,970 77 (78)103,969 
Commercial paper instruments17,657 — 17,663 
Asset-backed securities1,534 — 1,539 
Total short-term investments$301,177 $155 $(122)$301,210