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Note N - Interim Financial Information (Unaudited) (Tables)
12 Months Ended
Dec. 31, 2020
Notes Tables  
Quarterly Financial Information [Table Text Block]
  

(In thousands, except per share data)

 
                      

Per Share (basic and diluted)

 

Quarter

 

Net Sales

  

Gross Profit

  

Earnings from Continuing Operations

  

Earnings from Discontinued Operations, net of tax

  

Net Earnings

  

Earnings from Continuing Operations

  

Earnings from Discontinued Operations, net of tax

  

Net Earnings

 

2020

                                

First

 $65,636  $16,117  $8,222  $-  $8,222  $1.17  $-  $1.17 

Second

  87,132   21,743   12,657   -   12,657   1.80   -   1.80 

Third

  93,937   20,718   12,138   -   12,138   1.72   -   1.72 

Fourth

  105,922   26,344   13,941   -   13,941   1.98   -   1.98 

Total

 $352,627  $84,922  $46,958  $-  $46,958  $6.67  $-  $6.67 
                                 

2019

                                

First

 $63,850  $12,492  $5,951  $-  $5,951  $0.85  $-  $0.85 

Second

  71,745   14,676   8,153   3   8,156   1.16   -   1.16 

Third

  78,006   23,847   14,712   1,677   16,389   2.09   0.24   2.33 

Fourth

  94,909   20,910   11,724   -   11,724   1.68   -   1.68 

Total

 $308,510  $71,925  $40,540  $1,680  $42,220  $5.78  $0.24  $6.02