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Note 10 - Identified Intangible Assets (Details Textual) - USD ($)
$ in Thousands
Mar. 31, 2023
Mar. 30, 2023
Mar. 29, 2023
Dec. 31, 2022
Dec. 30, 2022
Mar. 31, 2022
Finite-Lived Intangible Assets, Accumulated Amortization $ 6,497     $ 6,318   $ 4,066
Trademarks [Member] | NEOS Brand [Member]            
Indefinite-Lived Intangible Assets (Excluding Goodwill)       0 $ 600  
Customer Relationships [Member]            
Finite-Lived Intangible Assets, Gross 41,659         46,900
Finite-Lived Intangible Assets, Accumulated Amortization 5,666     5,492 [1]   3,256
Customer Relationships [Member] | NEOS Brand [Member]            
Finite-Lived Intangible Assets, Gross         900  
Finite-Lived Intangible Assets, Accumulated Amortization         $ 100  
Patents [Member]            
Finite-Lived Intangible Assets, Gross 895         895
Finite-Lived Intangible Assets, Accumulated Amortization $ 831     $ 826   $ 810
Finite-Lived Intangible Asset, Useful Life (Year) 7 years          
Servus Brand [Member] | Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]            
Indefinite-Lived Trade Names   $ 0 $ 2,500      
Finite-Lived Intangible Assets, Gross     4,300      
NEOS Brand [Member] | Customer Relationships [Member]            
Finite-Lived Intangible Assets, Gross   0        
Finite-Lived Intangible Assets, Accumulated Amortization   $ 0 $ 600      
[1] $6.3 million of the total resulted from our Acquisition that occurred on March 15, 2021.