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Inventories
6 Months Ended
Jun. 30, 2015
Inventory Disclosure [Abstract]  
Inventories
Inventories
The components of inventories as of June 30, 2015 and December 31, 2014 are summarized as follows:
(in millions)
 
June 30,
2015
 
December 31,
2014
Inventories — gross:
 
 

 
 

Raw materials
 
$
252.3

 
$
226.2

Work-in-process
 
153.9

 
103.7

Finished goods
 
444.3

 
414.8

Total inventories — gross
 
850.5

 
744.7

Excess and obsolete inventory reserve
 
(66.0
)
 
(64.0
)
Net inventories at FIFO cost
 
784.5

 
680.7

Excess of FIFO costs over LIFO value
 
(41.1
)
 
(36.2
)
Inventories — net
 
$
743.4

 
$
644.5