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Note 8 - Income for Continued Dumping and Subsidy Offset Act (CDSOA)
12 Months Ended
Dec. 31, 2018
Notes to Financial Statements  
Income for Continued Dumping and Subsidy Offset Act [Text Block]
8.
     
Income for Continued Dumping and Subsidy Offset Act (CDSOA)
 
The CDSOA provides for distribution of monies collected by U.S. Customs and Border Protection (Customs) for imports covered by antidumping duty orders entering the United States through
September 30, 2007
to qualified domestic producers.  In
2018
and
2017,
we received
$26,000
and
$433,000,
respectively, in distributions of funds collected on antidumping duty orders entering the United States prior to
September 2007.