XML 28 R17.htm IDEA: XBRL DOCUMENT v3.10.0.1
Note 4 - Financing Arrangements (Tables)
6 Months Ended
Jun. 30, 2018
Notes Tables  
Schedule of Debt [Table Text Block]
    June 30, 2018     December 31, 2017  
Senior revolving line of credit
  $
169.6
    $
241.4
 
Senior notes
   
835.4
     
844.2
 
Less current portion of long-term debt
   
(249.4
)    
-
 
Total long-term debt
  $
755.6
    $
1,085.6