Investments (Tables)

3 Months Ended

Mar. 29, 2025

Amortized Cost and Fair Value of Available-for-Sale Investments

The amortized cost and fair values of available-for-sale investments are as follows at March 29, 2025 and December 28, 2024 (in thousands):

			Gross		Gross
	Amortized Cost		Unrealized Gains		Unrealized Losses		Fair Value
March 29, 2025
Money market investments	$	2,868	$	—	$	—	$	2,868
Asset-backed securities		25,073		31		1,490		23,614
Corporate bonds, commercial paper and direct obligations of government agencies		114,022		492		1,383		113,131
U.S. Treasury obligations		6,800		5		—		6,805
Total	$	148,763	$	528	$	2,873	$	146,418
December 28, 2024
Money market investments	$	13,473	$	—	$	—	$	13,473
Asset-backed securities		26,785		25		1,770		25,040
Corporate bonds, commercial paper and direct obligations of government agencies		107,180		198		2,026		105,352
Total	$	147,438	$	223	$	3,796	$	143,865

Schedule of Unrealized Loss on Available-for-Sale Investments

For those available-for-sale investments with unrealized losses at March 29, 2025 and December 28, 2024, the following table summarizes the duration of the unrealized loss (in thousands):

	Less than 12 months				12 months or longer				Total
	Fair Value		Unrealized Loss		Fair Value		Unrealized Loss		Fair Value		Unrealized Loss
March 29, 2025
Asset-backed securities	$	3,270	$	9	$	12,538	$	1,481	$	15,808	$	1,490
Corporate bonds, commercial paper, and direct obligations of government agencies		20,336		42		49,270		1,341		69,606		1,383
Total	$	23,606	$	51	$	61,808	$	2,822	$	85,414	$	2,873
December 28, 2024
Asset-backed securities	$	9,663	$	37	$	12,596	$	1,733	$	22,259	$	1,770
Corporate bonds, commercial paper, and direct obligations of government agencies		18,409		169		59,609		1,857		78,018		2,026
Total	$	28,072	$	206	$	72,205	$	3,590	$	100,277	$	3,796