Share-Based Compensation Level 3 (Tables)

3 Months Ended

Jun. 30, 2011

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

Schedule of Assumptions Used

The following weighted-average assumptions were used for options granted during the first three months of fiscal 2012 and fiscal 2011:

	Fiscal 2012		Fiscal 2011
Risk-free interest rate	2.40	%	2.73	%
Expected life of options	5.53 years		5.52 years
Expected dividend yield of stock	1.31	%	1.54	%
Expected volatility of stock	29.92	%	30.19	%

Schedule of Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding

A summary of share option activity is as follows:

	Number of Options		Weighted Average Exercise Price		Average Remaining Contractual Term	Aggregate Intrinsic Value
Outstanding at March 31, 2011	3,274,395		$	25.95
Granted	293,088		36.08
Exercised	(119,238	)	22.23
Forfeited	(100	)	27.68
Canceled	(1,150	)	27.88
Outstanding at June 30, 2011	3,446,995		$	26.94	5.81	$	28,044
Exercisable at June 30, 2011	2,471,947		$	25.72	4.79	$	22,889

Schedule of Share-based Compensation, Restricted Stock and Restricted Stock Units Activity

A summary of the non-vested restricted share activity is presented below:

	Number of Restricted Shares		Weighted-Average Grant Date Fair Value
Non-vested at March 31, 2011	400,951		$	29.70
Granted	213,271		36.07
Vested	(65,390	)	30.84
Canceled	(750	)	33.98
Non-vested at June 30, 2011	548,082		$	32.04