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Asset Impairments (Tables)
 12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Asset Impairment Charges [Abstract]    
Asset Impairment Charges [Table Text Block]
 
December 31, 2016
 
Goodwill and Indefinite-lived Intangible Assets
 
Finite-lived Intangible Assets
 
Property, Plant & Equipment
 
Total
Distribution & Storage
—

 
$
0.5

 
$
0.7

 
$
1.2

Consolidated
$
—

 
$
0.5

 
$
0.7

 
$
1.2
 
December 31, 2015
 
Goodwill and Indefinite-lived Intangible Assets
 
Finite-lived Intangible Assets
 
Property, Plant & Equipment
 
Total
Energy & Chemicals
$
65.0

 
$
—

 
$
3.8

 
$
68.8

Distribution & Storage (1)
0.3

 
—

 
1.7

 
2.0

BioMedical
142.3

 
38.1

 
3.9

 
184.3

Consolidated
$
207.6

 
$
38.1

 
$
9.4

 
$
255.1

_______________    
(1) 
Asset impairments of $1.5 were included in cost of sales on the consolidated statement of operations for the year ended December 31, 2015.