Note 3 - Revenue Recognition - Revenues Disaggregated by Revenue Source (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 04, 2026	Jun. 28, 2025	Jul. 04, 2026	Jun. 28, 2025
Revenue	$ 93,816	$ 78,166	$ 176,854	$ 162,639
Health Care [Member]
Revenue	44,728	42,822	92,832	86,105
Engineering Services [Member]
Revenue	39,525	26,521	65,662	58,663
Technology Service [Member]
Revenue	9,563	8,823	18,360	17,871
Time-and-Materials Contract [Member] \| Health Care [Member]
Revenue	44,138	42,522	91,923	85,394
Time-and-Materials Contract [Member] \| Engineering Services [Member]
Revenue	12,890	15,006	25,668	29,513
Time-and-Materials Contract [Member] \| Technology Service [Member]
Revenue	6,365	5,885	12,322	11,915
Permanent Placement Services [Member] \| Health Care [Member]
Revenue	590	300	909	711
Permanent Placement Services [Member] \| Technology Service [Member]
Revenue	241	115	388	186
Fixed-Price Contract [Member] \| Engineering Services [Member]
Revenue	26,635	11,515	39,994	29,150
Fixed-Price Contract [Member] \| Technology Service [Member]
Revenue	$ 2,957	$ 2,823	$ 5,650	$ 5,770

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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-Topic 924
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+ Details