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Goodwill and Intangibles - Schedule of Acquired Intangibles in Accompanying Consolidated Balance Sheets (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Mar. 28, 2025 | Mar. 29, 2024 | Mar. 28, 2025 | Mar. 29, 2024
Finite-lived Intangible Assets [Roll Forward] |  |  |  |
Beginning balance |  |  | $ 874,894 |
Amortization | $ (38,040) | $ (38,476) | (76,701) | $ (75,407)
Foreign currency translation adjustments and other |  |  | (23,597) |
Ending balance | 774,596 |  | 774,596 |
Customer Relationships, Contracts and Backlog |  |  |  |
Finite-lived Intangible Assets [Roll Forward] |  |  |  |
Beginning balance |  |  | 651,894 |
Amortization |  |  | (63,495) |
Foreign currency translation adjustments and other |  |  | (17,669) |
Ending balance | 570,730 |  | 570,730 |
Developed Technology |  |  |  |
Finite-lived Intangible Assets [Roll Forward] |  |  |  |
Beginning balance |  |  | 31,515 |
Amortization |  |  | (5,989) |
Foreign currency translation adjustments and other |  |  | (29) |
Ending balance | 25,497 |  | 25,497 |
Trade Names |  |  |  |
Finite-lived Intangible Assets [Roll Forward] |  |  |  |
Beginning balance |  |  | 191,485 |
Amortization |  |  | (7,217) |
Foreign currency translation adjustments and other |  |  | (5,899) |
Ending balance | $ 178,369 |  | $ 178,369 |

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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 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 40 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482640/350-30-55-40 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482665/350-30-50-2 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 350 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482686/350-30-45-2 + Details
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- Definition Amount of foreign currency translation gain (loss) which increases (decreases) assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References No definition available. + Details
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