Quarterly report pursuant to Section 13 or 15(d)

Inventories (Tables)

v3.10.0.1
Inventories (Tables)
6 Months Ended
Jun. 30, 2018
Inventory Disclosure [Abstract]  
Summary of Inventories
Inventories were as follows:
 
As of
(in millions)
June 30,
2018
 
December 31,
2017
Raw materials and supplies
$
31.1

 
$
23.2

Work-in-process
84.5

 
73.5

Finished goods
120.3

 
111.4

Total inventories
$
235.9

 
$
208.1

Summary of Inventory - Market Value
Below is a summary of inventories valued at period-end market values compared to the as reported values:
 
As of
(in millions)
June 30,
2018
 
December 31,
2017
Market value
$
337.9

 
$
329.1

As reported
235.9

 
208.1

Excess of market over reported value
$
102.0

 
$
121.0