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Note 7 - Interest Expense, Net
3 Months Ended
Mar. 31, 2019
Notes to Financial Statements  
Interest Expense Disclosure [Text Block]
NOTE 
7
 — INTEREST EXPENSE, NET
 
The components of interest expense are as follows:
 
   
Three Months Ended March
31,
 
   
2019
   
2018
 
   
(Dollars in thousands)
 
Interest related to sale of tax benefits
  $
3,661
    $
1,409
 
Interest expense
   
17,562
     
13,306
 
Less — amount capitalized
   
     
(371
)
    $
21,223
    $
14,344