Share-Based Employee Benefit Plans (Tables)

3 Months Ended

Dec. 31, 2024

Share-Based Payment Arrangement [Abstract]

Summary of Restricted Stock Unit Activity

The following table summarizes restricted stock unit activity during the quarter ended December 31, 2024:

	Shares	Weighted-average Grant-date Fair Value
	(In thousands)
Outstanding at September 30, 2024	305	$	724.40
Granted	45	2,220.91
Released	(115)	644.10
Forfeited	(3)	713.21
Outstanding at December 31, 2024	232	$	1,053.74

Summary of Performance Share Unit Activity

The following table summarizes performance share unit activity during the quarter ended December 31, 2024:

	Shares	Weighted-average Grant-date Fair Value
	(In thousands)
Outstanding at September 30, 2024	85	$	786.85
Granted	14	2,227.11
Released	(46)	665.25
Outstanding at December 31, 2024	53	$	1,267.43

Summary of Market Share Unit Activity

The following table summarizes market share unit activity during the quarter ended December 31, 2024:

	Shares	Weighted-average Grant-date Fair Value
	(In thousands)
Outstanding at September 30, 2024	62	$	1,161.62
Granted	32	1,596.70
Released	(46)	978.49
Outstanding at December 31, 2024	48	$	1,628.37

Summary of Option Activity

The following table summarizes option activity during the quarter ended December 31, 2024:

	Shares	Weighted-average Exercise Price		Weighted-average Remaining Contractual Term	Aggregate Intrinsic Value
	(In thousands)			(In years)	(In thousands)
Outstanding at September 30, 2024	189	$	479.26
Granted	3	2,227.11
Exercised	(12)	271.41
Outstanding at December 31, 2024	180	$	515.74	3.23	$	265,461
Exercisable at December 31, 2024	114	$	312.27	1.94	$	191,700
Vested or expected to vest at December 31, 2024	176	$	507.12	3.18	$	261,772