Stock-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of stock -based compensation expense in operations

Stock-based compensation expense related to continuing operations is included in Selling, General and Administrative expenses in the accompanying Consolidated Statements of Operations as follows (in millions):

	For the Three Months Ended March 31,
	2013		2012
Compensation expense(1)	$	7.7	$	4.3

⁽¹⁾ Stock-Based Compensation expense is recorded in our Corporate and other business segment.