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Note 3 - Revenue Recognition (Tables)
6 Months Ended
Jun. 30, 2019
Notes Tables  
Disaggregation of Revenue [Table Text Block]
   
Disaggregated Revenue by Products Sold
   
For the Three Months Ended June 30, 2019
   
Carbon flat
products
 
Specialty
metals flat
products
 
Tubular and
pipe products
 
Total
Hot Rolled
   
32.4
%    
-
     
-
     
32.4
%
Plate
   
12.6
%    
-
     
-
     
12.6
%
Cold Rolled
   
5.5
%    
-
     
-
     
5.5
%
Coated
   
8.0
%    
-
     
-
     
8.0
%
Specialty
   
-
     
20.3
%    
-
     
20.3
%
Tube
   
-
     
-
     
18.0
%    
18.0
%
Other
   
1.1
%    
2.1
%    
-
     
3.2
%
Total
   
59.6
%    
22.4
%    
18.0
%    
100.0
%
   
Disaggregated Revenue by Products Sold
   
For the Six Months Ended June 30, 2019
   
Carbon flat
products
 
Specialty
metals flat
products
 
Tubular and
pipe products
 
Total
Hot Rolled
   
33.9
%    
-
     
-
     
33.9
%
Plate
   
12.9
%    
-
     
-
     
12.9
%
Cold Rolled
   
5.5
%    
-
     
-
     
5.5
%
Coated
   
7.5
%    
-
     
-
     
7.5
%
Specialty
   
-
     
19.0
%    
-
     
19.0
%
Tube
   
-
     
-
     
17.9
%    
17.9
%
Other
   
1.3
%    
2.0
%    
-
     
3.3
%
Total
   
61.1
%    
21.0
%    
17.9
%    
100.0
%
   
Disaggregated Revenue by Products Sold
   
For the Three Months Ended June 30, 2018
   
Carbon flat
products
 
Specialty
metals flat
products
 
Tubular and
pipe products
 
Total
Hot Rolled
   
35.0
%    
-
     
-
     
35.0
%
Plate
   
12.3
%    
-
     
-
     
12.3
%
Cold Rolled
   
5.7
%    
-
     
-
     
5.7
%
Coated
   
7.5
%    
-
     
-
     
7.5
%
Specialty
   
-
     
19.5
%    
-
     
19.5
%
Pipe & Tube
   
-
     
-
     
16.8
%    
16.8
%
Other
   
1.2
%    
2.0
%    
-
     
3.2
%
Total
   
61.7
%    
21.5
%    
16.8
%    
100.0
%
   
Disaggregated Revenue by Products Sold
   
For the Six Months Ended June 30, 2018
   
Carbon flat
products
 
Specialty
metals flat
products
 
Tubular and
pipe products
 
Total
Hot Rolled
   
35.8
%    
-
     
-
     
35.8
%
Plate
   
12.4
%    
-
     
-
     
12.4
%
Cold Rolled
   
5.4
%    
-
     
-
     
5.4
%
Coated
   
7.8
%    
-
     
-
     
7.8
%
Specialty
   
-
     
18.6
%    
-
     
18.6
%
Pipe & Tube
   
-
     
-
     
17.6
%    
17.6
%
Other
   
1.3
%    
1.1
%    
-
     
2.4
%
Total
   
62.7
%    
19.7
%    
17.6
%    
100.0
%