Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2011

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

Disclosure of Share-based Compensation Arrangements by Share-based Payment Award [Table Text Block]

The following table summarizes the Company's pre-tax compensation expense and related income tax benefit for the three and nine months ended September 30, 2011 and 2010 related to the Company's performance units and restricted stock.



	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(In millions)	2011		2010		2011		2010
Performance units
Total shareholder return	$	1.9	$	1.5	$	5.6	$	4.7
Earnings per share	0.8		1.0		3.7		1.8
Total performance units	2.7		2.5		9.3		6.5
Restricted stock	0.2		0.3		0.7		0.7
Total compensation expense	$	2.9	$	2.8	$	10.0	$	7.2
Income tax benefit	$	1.1	$	1.1	$	3.9	$	2.8

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity [Table Text Block]

The following table summarizes the activity of the Company's stock-based compensation during the three months ended September 30, 2011.



	Shares	Fair Value
Grants
Restricted stock	14,218	$49.24

- Definition

Tabular disclosure of components of a stock option or other award plan under which equity-based compensation is awarded to employees, typically comprised of the amount of unearned compensation (deferred compensation cost), compensation expense, and changes in the quantity and fair value of the shares (or other type of equity) granted, exercised, forfeited, and issued and outstanding pertaining to that plan. Disclosure may also include nature and general terms of such arrangements that existed during the period and potential effects of those arrangements on shareholders, effect of compensation cost arising from equity-based payment arrangements on the income statement, method of estimating the fair value of the goods or services received, or the fair value of the equity instruments granted, during the period, cash flow effects resulting from equity-based payment arrangements and, for registrants that accelerate vesting of out of the money share options, reasons for the decision to accelerate.

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