Earnings Per Common Share (Tables)

9 Months Ended

Jun. 30, 2011

Earnings Per Common Share

Computation Of Basic And Diluted Earnings Per Share

	Three Months Ended							Nine Months Ended
	Net Income		Shares		Per Share Amount			Net Income		Shares		Per Share Amount
June 30, 2011:
Basic earnings per share	$	75,285		64,820	$	1.16		$	198,747		64,689	$	3.07
Effect of dilutive securities:
Stock options		—		650	$	(0.01	)		—		666	$	(0.03	)
Diluted earnings per share	$	75,285		65,470	$	1.15		$	198,747		65,355	$	3.04
June 30, 2010:
Basic earnings per share	$	58,994		64,427	$	0.92		$	192,733		64,375	$	2.99
Effect of dilutive securities:
Stock options		—		610	$	(0.01	)		—		679	$	(0.03	)
Diluted earnings per share	$	58,994		65,037	$	0.91		$	192,733		65,054	$	2.96