v3.26.3
Note 15 - Segmental Information - Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 27, 2026
Sep. 28, 2025
Sep. 27, 2026
Sep. 28, 2025
Revenue from Contract with Customer, Excluding Assessed Tax $ 91.7 $ 95.6 $ 273.1 $ 300.7
UNITED STATES        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 59.2 $ 65.8 $ 176.1 $ 194.8
UNITED STATES | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 64.50% 68.90% 64.50% 64.80%
UNITED KINGDOM        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 7.2 $ 6.0 $ 15.3 $ 18.1
UNITED KINGDOM | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 7.90% 6.30% 5.60% 6.00%
GERMANY        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 4.8 $ 5.8 $ 11.6 $ 17.0
GERMANY | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 5.20% 6.10% 4.20% 5.70%
JAPAN        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 4.5 $ 4.3 $ 7.8 $ 14.9
JAPAN | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 4.90% 4.50% 2.90% 5.00%
CANADA        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 2.4 $ 1.4 $ 9.7 $ 7.2
CANADA | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 2.60% 1.50% 3.60% 2.40%
Top Five Countries [Member]        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 78.1 $ 83.3 $ 220.5 $ 252.0
Top Five Countries [Member] | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 85.20% 87.20% 80.80% 83.90%
Rest of Europe [Member]        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 8.0 $ 7.1 $ 27.5 $ 26.7
Rest of Europe [Member] | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 8.70% 7.40% 10.10% 8.90%
Asia Pacific [Member]        
Revenue from Contract with Customer, Excluding Assessed Tax [1] $ 4.9 $ 4.0 $ 17.9 $ 16.4
Asia Pacific [Member] | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [1] 5.30% 4.20% 6.60% 5.50%
Rest of the World [Member]        
Revenue from Contract with Customer, Excluding Assessed Tax [2] $ 0.7 $ 1.2 $ 7.2 $ 5.6
Rest of the World [Member] | Geographic Concentration Risk [Member] | Revenue from Contract with Customer Benchmark [Member]        
Segment, net sales % [2] 0.80% 1.30% 2.60% 1.90%
[1] Net sales are based on the geographic destination of sale.
[2] Rest of the World comprises South America, Latin and South America, Africa and the Middle East.