Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Segment Information - Net Sales by Geographic Area (Details)

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Note 11 - Segment Information - Net Sales by Geographic Area (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Net sales $ 11,546 $ 13,469
UNITED STATES    
Net sales 256 311
CANADA    
Net sales 137 171
PERU    
Net sales 482 516
HONG KONG    
Net sales [1] 8,776 10,322
CHINA    
Net sales 481 508
TAIWAN    
Net sales 569 691
JAPAN    
Net sales 235 149
Malaysia and Singapore [Member]    
Net sales 125 75
Russia and Kazakhstan [Member]    
Net sales 188 191
Europe [Member]    
Net sales 201 350
Other Foreign Countries [Member]    
Net sales $ 96 $ 185
[1] Substantially all of our Hong Kong revenues are derived from the sale of products that are delivered to members in China. See “Item 1A. Risk Factors”.