Investments (Tables)

6 Months Ended

Jun. 27, 2026

Investments, Debt and Equity Securities [Abstract]

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 June 27, 2026 and December 27, 2025 (in thousands):


	Amortized Cost		Gross Unrealized Gains		Gross Unrealized Losses		Fair Value
June 27, 2026
Money market investments	$	8,886	$	—	$	—	$	8,886
Asset-backed securities		14,690		13		1,025		13,678
Corporate bonds, commercial paper and direct obligations of government agencies		104,156		323		659		103,820
U.S. Treasury obligations		22,723		—		7		22,716

Total	$	150,455	$	336	$	1,691	$	149,100

December 27, 2025
Money market investments	$	15,046	$	—	$	—	$	15,046
Asset-backed securities		19,380		43		1,128		18,295
Corporate bonds, commercial paper and direct obligations of government agencies		103,425		1,097		523		103,999
U.S. Treasury obligations		9,666		7		—		9,673

Total	$	147,517	$	1,147	$	1,651	$	147,013

Schedule of Unrealized Loss on Available-for-Sale Investments

For those

available-for-sale

investments with unrealized losses at June 27, 2026 and December 27, 2025, 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
June 27, 2026
Asset-backed securities	$	3,757	$	500	$	6,481	$	525	$	10,238	$	1,025
Corporate bonds, commercial paper, and direct obligations of government agencies		56,411		272		1,691		387		58,102		659
U.S. Treasury obligations		12,726		7		—		—		12,726		7

Total	$	72,894	$	779	$	8,172	$	912	$	81,066	$	1,691

December 27, 2025
Asset-backed securities	$	2,768	$	386	$	10,425	$	742	$	13,193	$	1,128
Corporate bonds, commercial paper, and direct obligations of government agencies		16,772		56		13,818		467		30,590		523

Total	$	19,540	$	442	$	24,243	$	1,209	$	43,783	$	1,651