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Note 3 - Acquisitions - Acquired Intangible Assets (Details) - USD ($)
$ in Thousands
9 Months Ended
May 03, 2021
Sep. 30, 2021
Sep. 01, 2021
Total identifiable intangible assets   $ 8,822  
Sexton Acquisition [Member]      
Total identifiable intangible assets     $ 8,800
Sexton Acquisition [Member] | Developed Technology Rights [Member]      
Developed technology   $ 4,132 4,132
Sexton Acquisition [Member] | Developed Technology Rights [Member] | Minimum [Member]      
Intangible assets, estimated useful life (Year)   5 years  
Sexton Acquisition [Member] | Developed Technology Rights [Member] | Maximum [Member]      
Intangible assets, estimated useful life (Year)   9 years  
Sexton Acquisition [Member] | Customer Relationships [Member]      
Developed technology   $ 2,276 2,276
Intangible assets, estimated useful life (Year)   2 years  
Sexton Acquisition [Member] | Trade Names [Member]      
Developed technology   $ 2,324 2,324
Intangible assets, estimated useful life (Year)   11 years  
Sexton Acquisition [Member] | Noncompete Agreements [Member]      
Developed technology   $ 90 $ 90
Intangible assets, estimated useful life (Year)   1 year  
GCI Acquisition [Member]      
Total identifiable intangible assets $ 120,480    
GCI Acquisition [Member] | Developed Technology Rights [Member]      
Developed technology $ 18,140    
Intangible assets, estimated useful life (Year) 6 years    
GCI Acquisition [Member] | Customer Relationships [Member]      
Developed technology $ 7,020    
Intangible assets, estimated useful life (Year) 12 years    
GCI Acquisition [Member] | Trade Names [Member]      
Developed technology $ 26,640    
Intangible assets, estimated useful life (Year) 15 years    
GCI Acquisition [Member] | Noncompete Agreements [Member]      
Developed technology $ 1,240    
Intangible assets, estimated useful life (Year) 4 years    
GCI Acquisition [Member] | In Process Research and Development [Member]      
In-process research and development $ 67,440