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Note 8 - Intangible Assets - Intangible Assets by Class (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2026	Dec. 28, 2024
Balance	$ 0	$ 683
Amortization	0	136
Impairment	0	547
Engineering [Member]
Balance	0	0
Amortization		0
Impairment		0
Specialty Health Care [Member]
Balance	0	0
Amortization		0
Impairment		0
Life Sciences, Data & Solutions [Member]
Balance	$ 0	683
Amortization		136
Impairment		$ 547

X

- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets.

+ References

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X

- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

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X

- Definition

The amount of impairment loss recognized in the period resulting from the write-down of the carrying amount of a finite-lived intangible asset to fair value.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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