Share-Based Compensation and Capital Stock (Tables)

9 Months Ended

Sep. 30, 2012

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

Weighted Average Assumptions Of Black-Scholes Option-Pricing Model

The fair value of the options granted was estimated on the grant date using the Black-Scholes option-pricing model with the following weighted average assumptions:

	2012 Grants			2011 Grants
Risk-free interest rate	0.78		%	2.10		%
Expected volatility	40.15		%	39.51		%
Expected life of stock option	4.4 years			4.4 years
Dividend yield	2.08		%	1.79		%
Requisite service period	4 years			4 years
Contractual life	7 years			7 years
Weighted average fair value of options granted	$	9.98		$	12.42

Summary Of Activity Related To Restricted Stock Grants

The following table is a summary of activity related to restricted stock grants:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2012		2011		2012		2011
Restricted share grants	7,672		45,674		266,159		247,298
Weighted average grant date fair value per share	$	32.59	$	30.27	$	35.76	$	38.84
Aggregate grant date fair value ($000)	$	250	$	1,383	$	9,517	$	9,604
Restricted shares forfeited	13,619		5,884		23,921		33,252
Vesting service period of shares granted	36 months		36 months		12 - 68 months		12 - 48 months
Grant date fair value of shares vested ($000)	$	75	$	298	$	6,693	$	6,655

Summary Of Activity Related To PVRSU Grants

The following table is a summary of activity related to PVRSU grants:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2012		2011		2012		2011
Performance vested restricted stock units granted at target	6,137		—		100,046		25,036
Weighted average grant date fair value per share	$	32.59	$	—	$	35.68	$	41.25
Aggregate grant date fair value ($000)	$	200	$	—	$	3,570	$	1,033
Stock units forfeited	—		—		57,176		41,512
Requisite service period	41 months		—		36-60 months		36 months

Summary Of Change In Stock-Based Award Activity

A summary of stock-based award activity as of September 30, 2012 and changes during the nine months ended are presented below:

	Stock Options					Restricted Stock				Performance Vested Restricted  Stock Units
	Options		Weighted Average Exercise Price(1)		Weighted Average Remaining Contractual Term	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Outstanding at January 1, 2012	1,573,726		$	33.30		565,627		$	34.43	109,769		$	35.57
Granted	160,408		35.60			266,159		35.76		100,046		35.68
Special Dividend Adjustment	497,497		25.31			—		—		—		—
Exercised/Vested	(135,200	)	34.73			(198,290	)	33.75		—		—
Forfeited/Expired	(30,843	)	36.97			(23,921	)	36.10		(57,176	)	34.98
Outstanding at September 30, 2012	2,065,588		$	25.31	4.1 years	609,575		$	35.17	152,639		$	35.86
Options exercisable at September 30, 2012	1,434,178		$	24.94	3.3 years

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⁽¹⁾The weighted average exercise price for options outstanding and exercisable reflect the reduction of the option price for outstanding options as described under "Special Dividend Adjustment". The weighted average exercise price for options granted, exercised or forfeited reflects the option price in effect at the time of the transaction.

Pre-Tax Stock-Based Compensation Expenses And Associated Income Tax Benefits

The components of the Company’s pretax stock-based compensation expense and associated income tax benefits are as follows for the three and nine months ended September 30, 2012 and 2011:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
(in millions)	2012		2011		2012		2011
Stock options	$	0.5	$	0.7	$	1.6	$	2.0
Restricted stock	1.8		1.9		5.7		5.6
Performance vested restricted stock units	0.8		0.1		1.3		0.4
Total	$	3.1	$	2.7	$	8.6	$	8.0
Income tax benefits	$	1.1	$	1.0	$	3.2	$	3.0