Share-Based Compensation And Capital Stock (Tables)

12 Months Ended

Dec. 31, 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			2011			2010
Risk-free interest rate	0.78		%	2.10		%	2.19		%
Expected volatility	40.15		%	39.51		%	41.92		%
Expected life of stock option	4.4 years			4.4 years			4.4 years
Dividend yield	2.08		%	1.79		%	2.26		%
Requisite service period	4 years			4 years			4 years
Contractual life	7 years			7 years			7 years
Weighted average fair value of options granted (per option)	$	9.98		$	12.42		$	10.07

Schedule of Options Outstanding and Exercisable

The following table summarizes information about stock options outstanding at December 31, 2012:

	Options Outstanding				Options Exercisable
Range of Exercise Prices	Number Outstanding at December 31, 2012	Weighted Average Remaining Contractual Life	Weighted Average Exercise Price		Number Exercisable at December 31, 2012	Weighted Average Exercise Price
$ 0.00 to $19.50	2,900	0.1 years	$	7.74	2,900	$	7.74
$19.51 to $24.38	481,462	3.1 years	$	20.68	356,329	$	20.74
$24.39 to $29.25	1,128,782	4.4 years	$	25.99	766,681	$	25.94
$29.26 to $34.13	225,526	4.6 years	$	31.28	81,350	$	31.23
$34.14 to $39.00	95,364	3.1 years	$	36.99	95,364	$	36.99
	1,934,034	4.0 years	$	25.80	1,302,624	$	25.62

Summary Of Activity Related To Restricted Stock Grants

The following table is a summary of activity related to restricted stock grants to non-employee directors and key employees for the year ended December 31:

	2012		2011		2010
Restricted shares granted	266,159		247,298		279,157
Weighted average grant date fair value per share	$	35.76	$	38.84	$	33.07
Aggregate grant date fair value ($000)	$	9,517	$	9,604	$	9,233
Restricted shares forfeited	26,824		68,580		41,796
Vesting service period of shares granted	12 - 68 months		1-4 years		3-4 years
Grant date fair value of shares vested ($000)	$	6,696	$	6,662	$	6,222

Summary Of Activity Related To PVRSU Grants

The following table is a summary of activity related to PVRSU grants during the years ended December 31, 2012, 2011 and 2010:

	2012		2011		2010
Performance vested restricted stock units granted at target	117,523		25,036		33,517
Weighted average grant date fair value per share	$	35.27	$	41.25	$	32.60
Average aggregate grant date fair value ($000)	$	4,145	$	1,033	$	1,093
Stock units forfeited	57,176		43,179		13,110
Requisite service period	24-60 months		3 years		3 years

Summary Of Change In Stock-Based Award Activity

A summary of stock-based award activity as of December 31, 2012, 2011 and 2010 and the changes during the years are presented below:

	2012
	Stock Options					Restricted Stock				Performance Vested Restricted Stock Units
	Options		Weighted Average Exercise Price(1)		Weighted Average 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	117,523		$	35.27
Special Dividend Adjustment	497,497		$	25.31		—		$	—	—		$	—
Exercised/Vested	(266,754	)	$	26.57		(198,415	)	$	33.75	—		$	—
Forfeited	(30,843	)	$	36.97		(26,824	)	$	36.06	(57,176	)	$	34.98
Outstanding at December 31, 2012	1,934,034		$	25.80	4.0 years	606,547		$	35.17	170,116		$	35.56
Options exercisable at December 31, 2012	1,302,624		$	25.62	3.1 years

⁽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.

	2011
	Stock Options					Restricted Stock				Performance Vested Restricted Stock Units
	Options		Weighted Average Exercise Price		Weighted Average Contractual Term	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Outstanding at January 1, 2011	1,732,674		$	31.43		592,131		$	31.81	127,912		$	33.43
Granted	166,306		$	41.25		247,298		$	38.84	25,036		$	41.25
Exercised/Vested	(175,386	)	$	21.92		(205,222	)	$	32.46	—		$	—
Forfeited	(149,868	)	$	33.76		(68,580	)	$	33.55	(43,179	)	$	32.53
Outstanding at December 31, 2011	1,573,726		$	33.30	4.2 years	565,627		$	34.43	109,769		$	35.57
Options exercisable at December 31, 2011	953,159		$	33.36	3.8 years

	2010
	Stock Options					Restricted Stock				Performance Vested Restricted Stock Units
	Options		Weighted Average Exercise Price		Weighted Average Contractual Term	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Outstanding at January 1, 2010	1,658,844		$	30.05		539,341		$	31.68	118,385		$	34.58
Granted	261,137		$	32.84		279,157		$	33.07	33,517		$	32.60
Exercised/Vested	(123,109	)	$	19.96		(184,571	)	$	33.71	(10,880	)	$	40.65
Forfeited	(64,198	)	$	23.53		(41,796	)	$	30.31	(13,110	)	$	35.70
Outstanding at December 31, 2010	1,732,674		$	31.43	4.4 years	592,131		$	31.81	127,912		$	33.43
Options exercisable at December 31, 2010	792,499		$	31.73	3.5 years

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 years ended December 31:

(in millions)	2012		2011		2010
Stock options	$	2.1	$	2.8	$	2.4
Restricted stock	7.5		7.7		6.8
Performance vested restricted stock units	1.7		0.7		(0.3		)
Total	$	11.3	$	11.2	$	8.9
Income tax benefits	$	4.1	$	4.1	$	3.3

Schedule of Unrecognized Compensation Cost, Nonvested Awards

The total unrecognized compensation costs related to stock-based awards that have not yet vested and the related weighted average amortization period over which the costs are to be recognized as of December 31, 2012 are as follows:

	Unrecognized Compensation Expense on Unvested Awards		Weighted Average Amortization Period
	(In millions)
Stock options	$	2.8	2.3 years
Restricted stock	13.3		2.5 years
Performance vested restricted stock units	4.0		2.9 years
Total	$	20.1