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Note 3 - Revenue Recognition - Revenues Disaggregated by Revenue Source (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 28, 2025	Jun. 29, 2024	Jun. 28, 2025	Jun. 29, 2024	Jun. 29, 2024
Revenue	$ 78,166	$ 69,164	$ 162,639	$ 141,103	$ 141,103
Health Care [Member]
Revenue	42,822	36,932	86,105	75,114
Engineering Services [Member]
Revenue	26,521	22,508	58,663	46,013
Technology Service [Member]
Revenue	8,823	9,724	17,871	19,976
Time-and-Materials Contract [Member] | Health Care [Member]
Revenue	42,522	36,612	85,394	74,416
Time-and-Materials Contract [Member] | Engineering Services [Member]
Revenue	15,006	11,221	29,513	22,463
Time-and-Materials Contract [Member] | Technology Service [Member]
Revenue	5,885	7,690	11,915	16,823
Permanent Placement Services [Member] | Health Care [Member]
Revenue	300	320	711	698
Permanent Placement Services [Member] | Technology Service [Member]
Revenue	115	38	186	111
Fixed-Price Contract [Member] | Engineering Services [Member]
Revenue	11,515	11,287	29,150	23,550
Fixed-Price Contract [Member] | Technology Service [Member]
Revenue	$ 2,823	$ 1,996	$ 5,770	$ 3,042

X

- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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