Earnings Per Share (Tables)

6 Months Ended

Mar. 31, 2024

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

Basic and diluted earnings per share for the three and six months ended March 31, 2024 and 2023 are calculated as follows:

	Three Months Ended March 31				Six Months Ended March 31
	2024		2023		2024		2023
	(In thousands, except per share amounts)
Basic Earnings Per Share
Net income	$	432,023	$	357,671	$	743,315	$	629,531
Less: Income allocated to participating securities	255		212		442		381
Income available to common shareholders	$	431,768	$	357,459	$	742,873	$	629,150
Basic weighted average shares outstanding	151,271		143,941		150,534		142,881
Net income per share — Basic	$	2.85	$	2.48	$	4.93	$	4.40
Diluted Earnings Per Share
Income available to common shareholders	$	431,768	$	357,459	$	742,873	$	629,150
Effect of dilutive shares	—		—		—		—
Income available to common shareholders	$	431,768	$	357,459	$	742,873	$	629,150
Basic weighted average shares outstanding	151,271		143,941		150,534		142,881
Dilutive shares	26		46		13		82
Diluted weighted average shares outstanding	151,297		143,987		150,547		142,963
Net income per share — Diluted	$	2.85	$	2.48	$	4.93	$	4.40