Earnings Per Share (Tables)

9 Months Ended

Jun. 30, 2013

Earnings Per Share

Reconciliation of Net Earnings to Net Earnings Per Share Basic and Diluted

	Three-Months Ended				Nine-Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
Numerator:
Net earnings	$	23,663	$	28,302	$	93,477	$	95,470
Denominator:
Basic shares outstanding		68,323		68,922		68,506		68,973
Dilutive effect of stock options		1,107		1,397		1,192		1,473
Diluted shares outstanding		69,430		70,319		69,698		70,446
Income per common share:
Basic earnings per share	$	0.35	$	0.41	$	1.36	$	1.38
Diluted earnings per share	$	0.34	$	0.40	$	1.34	$	1.36

Anti-dilutive Stock Options Excluded from Computation of Earnings Per Share

	Three-Months Ended				Nine-Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
Options		722		31		239		45
Weighted-average option price	$	34.06	$	41.53	$	34.83	$	35.87

Schedule of Treasury Stock Shares Held for Deferred Compensation Included in Basic and Diluted Shares Outstanding

	Three-Months Ended				Nine-Months Ended
	June 30,				June 30,
	2013		2012		2013		2012
Weighted-average treasury stock shares held for deferred compensation obligations		247		284		262		299