Earnings Per Common Share

12 Months Ended

Apr. 30, 2012

Earnings Per Common Share [Abstract]

Earnings Per Common Share

5.EARNINGS PER COMMON SHARE

Computations for basic and diluted earnings per common share are presented below:

		Years ended April 30,
		2012		2011		2010
Basic
Net earnings	$	116,791	$	94,623	$	116,962
Weighted average shares outstanding-basic		38,068,001		42,284,664		50,899,370
Basic earnings per common share	$	3.07	$	2.24	$	2.30
Diluted
Net earnings	$	116,791	$	94,623	$	116,962
Weighted-average shares outstanding-basic		38,068,001		42,284,664		50,899,370
Plus effect of stock options and restricted stock units		323,703		281,913		153,803
Weighted-average shares outstanding-diluted		38,391,704		42,566,577		51,053,173
Diluted earnings per common share	$	3.04	$	2.22	$	2.29

Options to purchase shares of common stock that were not included in the computation of diluted earnings per share, because their inclusion would have been antidilutive, were 439,000 for fiscal 2012 and 356,000 for fiscal 2010. All options were included for fiscal 2011.