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Property and Equipment (Tables)

12 Months Ended

Sep. 30, 2025

Property, Plant and Equipment [Abstract]

Schedule of Property and Equipment, at Cost

Property and equipment, at cost, consists of the following:

			Fiscal Year Ended												Useful Lives (years)
			September 30, 2025						September 30, 2024
			(in millions)
Building and land			$	10.5					$	10.1					10			-			45
Leasehold improvements			275.0						299.3						1			-			20
Computer systems and equipment			770.4						659.6						3			-			12
Furniture and fixtures			85.7						92.2						3			-			10
Total			1,141.6						1,061.2
Accumulated depreciation and amortization			(725.4)						(706.8)
Property and equipment, net			$	416.2					$	354.4

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- References

No definition available.

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-SubTopic 10
-Topic 360
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482099/360-10-50-1

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