Inventories (Tables)

6 Months Ended

Jun. 30, 2012

Inventory Disclosure (Tables) [Abstract]

Inventories [Text Block]

	June 30,		December 31,
	2012		2011
Raw materials and supplies	$	274.7	$	205.7
Work-in-process		1,174.0		1,150.0
Finished goods		226.6		199.9
Total inventories at current cost		1,675.3		1,555.6
Less allowances to reduce current cost values to LIFO basis		(146.6)		(153.7)
Progress payments		(16.2)		(17.6)
Total inventories, net	$	1,512.5	$	1,384.3