Stock-Based Compensation

3 Months Ended

Mar. 31, 2014

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

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

Stock-Based Compensation

The following table summarizes the Company's pre-tax compensation expense and related income tax benefit during thethreemonths endedMarch 31, 2014 and 2013related to the Company's performance units and restricted stock.

	Three Months Ended
	March 31,
(In millions)	2014		2013
Performance units
Total shareholder return	$	2.0	$	2.0
Earnings per share	1.7		0.6
Total performance units	3.7		2.6
Restricted stock	0.1		0.1
Total compensation expense	3.8		2.7
Less: Amount paid by unconsolidated affiliates	1.2		—
Net compensation expense	$	2.6	$	2.7
Income tax benefit	$	1.0	$	1.0

The Company has issued new shares to satisfy restricted stock grants and payouts of earned performance units. During thethreemonths endedMarch 31, 2014, there were495,185sharesof new common stock issued, respectively,pursuant to the Company's stock incentive plans related to restricted stock grants (net of forfeitures) and payouts of earned performance units.During thethreemonths endedMarch 31, 2014, there were1,411sharesof restricted stock, respectively, returned to the Company to satisfy tax liabilities.

The following table summarizes the activity of the Company's stock-based compensation during the three months ended March 31, 2014.

	Units/Shares	Fair Value
Grants
Performance units (Total shareholder return)	207,880	$	34.68
Performance units (Earnings per share)	69,295	$	34.69
Restricted stock	1,164	$	35.56
Conversions
Performance units (Total shareholder return) (A)	355,233	N/A
Performance units (Earnings per share) (A)	118,404	N/A

(A)Performance units were converted based on a payout ratio of 170 percent of the target number of performance units granted in February 2011 and are included in the 495,185 shares of common stock issued during the three months ended March 31, 2014 as discussed above.