Revenue Recognition (Tables)

3 Months Ended

Apr. 04, 2025

Revenue from Contract with Customer [Abstract]

Summary of Percent of Revenues

The following table discloses the percent of the Company’s revenue generated from time and materials contracts:

	Three Months Ended
	April 4, 2025			March 29, 2024
Engineering & other scientific		66	%		64	%
Environmental and health		16	%		16	%
Total time and materials revenues		82	%		80	%

The following table discloses the percent of the Company’s revenue generated from fixed price contracts:

	Three Months Ended
	April 4, 2025			March 29, 2024
Engineering & other scientific		17	%		19	%
Environmental and health		1	%		1	%
Total fixed price revenues		18	%		20	%