Earnings Per Share (Tables)

12 Months Ended

Sep. 30, 2023

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

Basic and diluted earnings per share for the fiscal years ended September 30 are calculated as follows:

	2023		2022		2021
	(In thousands, except per share data)
Basic Earnings Per Share
Net income	$	885,862	$	774,398	$	665,563
Less: Income allocated to participating securities	542		508		465
Net income available to common shareholders	$	885,320	$	773,890	$	665,098
Basic weighted average shares outstanding	145,121		137,830		129,779
Net income per share — Basic	$	6.10	$	5.61	$	5.12
Diluted Earnings Per Share
Net income available to common shareholders	$	885,320	$	773,890	$	665,098
Effect of dilutive shares	—		—		—
Net income available to common shareholders	$	885,320	$	773,890	$	665,098
Basic weighted average shares outstanding	145,121		137,830		129,779
Dilutive shares	45		266		55
Diluted weighted average shares outstanding	145,166		138,096		129,834
Net income per share — Diluted	$	6.10	$	5.60	$	5.12