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Inventories (Tables)

3 Months Ended

Mar. 31, 2015

Inventory Disclosure [Abstract]

Inventories

Inventories at March 31, 2015 and December 31, 2014 were as follows (in millions):

	March 31, 2015				December 31, 2014
Raw materials and supplies	$	234.5			$	249.3
Work-in-process	1,186.3				1,184.1
Finished goods	177.0				172.2
Total inventories at current cost	1,597.8				1,605.6
Adjustment from current cost to LIFO cost basis	4.3				4.8
Inventory valuation reserves	(66.4		)		(68.8		)
Progress payments	(63.1		)		(68.8		)
Total inventories, net	$	1,472.6			$	1,472.8

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- Definition

Disclosure of the values of the inventory by category at the balance sheet date including raw materials, work-in-process, finished goods at current cost, adjusted for LIFO reserves and progress payments

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