Goodwill and Intangible Assets (Tables)

9 Months Ended

Jun. 29, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of changes in the carrying value of goodwill

The following table summarizes the changes in the carrying value of goodwill by reportable segment (in thousands):

	GSG		CIG		Total
Balance at September 29, 2024	$	750,817	$	1,295,752	$	2,046,569
Acquisition activity	—		115,145		115,145
Goodwill impairment	(92,416)		—		(92,416)
Translation adjustments	1,730		13,844		15,574
Balance at June 29, 2025	$	660,131	$	1,424,741	$	2,084,872

Summary of acquired identifiable intangible assets with finite useful lives

The following table presents the gross amount and accumulated amortization of our acquired identifiable intangible assets with finite useful lives included in “Intangible assets, net” on the consolidated balance sheets ($ in thousands):

	As of
	June 29, 2025							September 29, 2024
	Weighted- Average Remaining Life (in Years)	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Client relations	7.6	$	202,749	$	(55,916)	$	146,833	$	198,726	$	(57,975)	$	140,751
Backlog	1.2	46,583		(43,039)		3,544		75,194		(71,101)		4,093
Trade names	0.7	38,376		(31,001)		7,375		40,926		(25,185)		15,741
Total		$	287,708	$	(129,956)	$	157,752	$	314,846	$	(154,261)	$	160,585

Summary of estimated amortization expense for the remainder of the fiscal year and the succeeding years

Estimated amortization expense for the remainder of fiscal 2025 and succeeding years is as follows (in thousands):

	Amount
2025 (remaining)	$	9,641
2026	30,114
2027	21,021
2028	20,253
2029	19,317
Beyond	57,406
Total	$	157,752