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Note 14 - Valuation and Qualifying Accounts Level 3 (Tables)
 12 Months Ended
Dec. 31, 2014
Valuation and Qualifying Accounts [Abstract]  
valuation and qualifying accounts [Table Text Block]
VALUATION AND QUALIFYING ACCOUNTS
(amounts in millions)
Description
 
Balance at Beginning of Year
 
Additions Charged to Expense
 
Deductions
 
Balance at End of Year
Allowance for doubtful accounts receivables:
 
 

 
 

 
 

 
 

12/31/2014
 
$
1.5

 
$
1.4

 
$
(0.3
)
(1) 
$
2.6

12/31/2013
 
1.3

 
0.4

 
(0.2
)
(1) 
1.5

12/31/2012
 
$
0.5

 
$
0.9

 
$
(0.1
)
(1) 
$
1.3

 
(1) 
 Uncollectible accounts written off net of recoveries, if any.