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Note 14 - Segment Information - Total Assets by Geographic Area (Details) - USD ($)
$ in Thousands
Jan. 01, 2022
Jan. 02, 2021
Total assets $ 72,852 $ 68,339
UNITED STATES    
Total assets 67,296 56,308
CANADA    
Total assets 1,327 7,067
PUERTO RICO    
Total assets 963 1,483
SERBIA    
Total assets $ 3,266 $ 3,481