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Note 14 - Total Assets by Geographic Area (Details) - USD ($)
Jan. 02, 2016
Jan. 03, 2015
UNITED STATES    
Total Assets    
Assets $ 63,886,000 $ 56,764,000
CANADA    
Total Assets    
Assets 15,640,000 28,776,000
PUERTO RICO    
Total Assets    
Assets 1,810,000 1,733,000
Assets $ 81,336,000 $ 87,273,000