Earnings Per Share (Tables)

12 Months Ended

Sep. 30, 2017

Earnings Per Share

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

	Year Ended September 30,
	2017		2016		2015
Numerator:
Net earnings	$	200,507	$	180,838	$	181,452
Denominator:
Basic shares outstanding		61,366		61,893		64,684
Dilutive effect of stock options and restricted stock		2,146		1,663		1,372
Diluted shares outstanding		63,512		63,556		66,056
Income per common share:
Basic earnings per share	$	3.27	$	2.92	$	2.81
Diluted earnings per share	$	3.16	$	2.85	$	2.75

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

	Year Ended September 30,
	2017		2016		2015
Options		68		-		697
Weighted-average option price	$	63.23	$	n/a	$	46.55

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

	Year Ended September 30,
	2017		2016		2015
Weighted-average treasury stock shares held for deferred compensation obligations		180		171		190