Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2011

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

A summary of the Plans’ shares under option for the nine months ended September 30, 2011 is as follows:



	Shares Under Option (thousands)		Weighted Average Exercise Price		Weighted Average Remaining Contractual Life (in years)	Aggregate Intrinsic Value (in millions)
Outstanding and exercisable at December 31, 2010	3,253		$	28.64	4.9	$	142.2
Exercised	(476	)	$	28.40
Outstanding and exercisable at March 31, 2011	2,777		$	28.69	4.7	$	141.6
Exercised	(208	)	$	25.83
Outstanding and exercisable at June 30, 2011	2,569		$	28.91	4.5	$	133.3
Exercised	(147	)	$	26.34
Outstanding and exercisable at September 30, 2011	2,422		$	29.09	4.3	$	76.2

Allocation of Share-based Compensation Costs by Plan

Restricted stock compensation expense reduced earnings before income taxes and noncontrolling interest, net earnings and earnings per share for the three and nine months ended September 30, 2011 and 2010 by:



	Three Months Ended September 30,				Nine Months Ended September 30,
(millions of dollars, except per share data)	2011		2010		2011		2010
Earnings before income taxes and noncontrolling interest	$	3.4	$	5.0	$	11.0	$	15.4
Net earnings	$	2.6	$	3.7	$	8.4	$	12.0
Earnings per share — basic	$	0.02	$	0.03	$	0.08	$	0.10
Earnings per share — diluted	$	0.02	$	0.03	$	0.07	$	0.09

Nonvested Restricted Stock Activity

A summary of the Company’s nonvested restricted stock for the nine months ended September 30, 2011 is as follows:



	Shares Subject to Restriction (thousands)		Weighted Average Price
Nonvested at December 31, 2010	1,870.6		$	30.55
Granted	270.1		$	70.47
Vested	(572.0	)	$	27.00
Forfeited	(12.4	)	$	30.14
Nonvested at March 31, 2011	1,556.3		$	38.79
Granted	3.3		$	78.47
Vested	(25.2	)	$	33.69
Forfeited	(27.3	)	$	38.03
Nonvested at June 30, 2011	1,507.1		$	38.98
Granted	1.0		$	71.66
Vested	(3.4	)	$	44.38
Forfeited	(58.4	)	$	37.75
Nonvested at September 30, 2011	1,446.3		$	39.04