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Goodwill and Intangibles - Schedule of Acquired Intangibles in Accompanying Consolidated Balance Sheets (Details) $ in Thousands	6 Months Ended
	Apr. 01, 2022 USD ($)
Finite-lived Intangible Assets [Roll Forward]
Beginning balance	$ 1,565,758
Amortization	(95,338)
Acquired	112,361
Foreign currency translation	(29,498)
Ending balance	1,553,283
Customer Relationships, Contracts and Backlog
Finite-lived Intangible Assets [Roll Forward]
Beginning balance	1,309,061
Amortization	(86,394)
Acquired	69,574
Foreign currency translation	(22,484)
Ending balance	1,269,757
Developed Technology
Finite-lived Intangible Assets [Roll Forward]
Beginning balance	40,020
Amortization	(3,312)
Acquired	42,787
Foreign currency translation	(190)
Ending balance	79,305
Trade Names
Finite-lived Intangible Assets [Roll Forward]
Beginning balance	216,677
Amortization	(5,632)
Acquired	0
Foreign currency translation	(6,824)
Ending balance	$ 204,221

X

- Definition

Finite-Lived Intangible Assets, Net, Acquired As Part Of Business Combination

+ References

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- Definition

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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Amount of foreign currency translation gain (loss) which increases (decreases) assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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- Definition

Amount of increase in assets, excluding financial assets, lacking physical substance with a definite life, from an acquisition.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(1)
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