Share-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2013

Share-based Compensation [Abstract]

Share-Based Compensation Expense

The expenses recognized for the three and nine months ended September 30 were as follows:

	Three months ended						Nine months ended
In millions	2013			2012			2013			2012
Stock options	$	4.3		$	4.2		$	17.5		$	1.7
RSUs	5.5			5.1			21.9			17.1
PSUs	4.5			6.4			15.8			16.3
Deferred compensation	0.3			(0.4		)	1.2			(0.5		)
Other	0.9			0.4			1.7			1.9
Pre-tax expense	15.5			15.7			58.1			36.5
Tax benefit	(5.9		)	(6.0		)	(22.2		)	(14.0		)
After-tax expense	$	9.6		$	9.7		$	35.9		$	22.5

Grants of Stock Options and RSUs

Grants issued during the nine months ended September 30 were as follows:

	2013			2012
	Number granted	Weighted- average fair value per award		Number granted	Weighted- average fair value per award
Stock options	1,338,402	$	16.54	1,463,352	$	13.67
RSUs	575,176	$	52.92	636,622	$	40.69

Average fair value of stock options, assumptions

The following assumptions were used during the nine months ended September 30:

	2013		2012
Dividend yield	1.60	%	1.33	%
Volatility	42.15	%	43.60	%
Risk-free rate of return	0.85	%	0.92	%
Expected life	5.1 years		5.1 years