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Significant Accounting Policies - Narrative (Details)		12 Months Ended
	Mar. 02, 2021	Sep. 30, 2022
PA Consulting Employees
Significant Accounting Policies [Line Items]
Ownership interest of employees	35.00%
Preferred stock cumulative dividend rate	12.00%
Preferred stock redemption period	5 years
Minimum
Significant Accounting Policies [Line Items]
Term of lease contract		1 year
Minimum | Buildings
Significant Accounting Policies [Line Items]
Estimated useful life of assets		20 years
Minimum | Equipment
Significant Accounting Policies [Line Items]
Estimated useful life of assets		3 years
Minimum | Leasehold improvements
Significant Accounting Policies [Line Items]
Estimated useful life of assets		4 years
Maximum
Significant Accounting Policies [Line Items]
Term of lease contract		13 years
Maximum | Buildings
Significant Accounting Policies [Line Items]
Estimated useful life of assets		40 years
Maximum | Equipment
Significant Accounting Policies [Line Items]
Estimated useful life of assets		10 years
Maximum | Leasehold improvements
Significant Accounting Policies [Line Items]
Estimated useful life of assets		10 years

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- Definition

[Line Items] for Significant Accounting Policies [Table]

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- Definition

Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (a)(3)
-URI https://asc.fasb.org/extlink&oid=128292326&loc=SL77918673-209980

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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- Definition

The percentage rate used to calculate dividend payments on preferred stock.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=126973232&loc=SL123496158-112644

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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