Goodwill and Intangible Assets (Tables)

9 Months Ended

Jun. 28, 2020

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:

	GSG		CIG		Total
	(in thousands)
Balance at September 29, 2019	$	441,802	$	483,018	$	924,820
Acquisition activity	35,520		5,294		40,814
Translation	(2,858)		(4,614)		(7,472)
Balance at June 28, 2020	$	474,464	$	483,698	$	958,162

Summary of Gross Amount and Accumulated Amortization of Acquired Identifiable Intangible Assets With Finite Useful Lives

The gross amount and accumulated amortization of our acquired identifiable intangible assets with finite useful lives included in “Intangible assets, net” on our consolidated balance sheets, were as follows:

	June 28, 2020					September 29, 2019
	Weighted- Average Remaining Life (in Years)	Gross Amount		Accumulated Amortization		Gross Amount		Accumulated Amortization
	($ in thousands)
Client relations	2.8	$	58,909	$	(52,479)	$	56,779	$	(50,455)
Backlog	0.7	34,770		(30,668)		32,229		(24,968)
Trade names	1.9	7,807		(5,882)		7,714		(4,859)
Total		$	101,486	$	(89,029)	$	96,722	$	(80,282)

Schedule of Estimated Amortization Expense for Remainder of Fiscal and Succeeding Years

Estimated amortization expense for the remainder of fiscal 2020 and succeeding years is as follows:

	Amount
	(in thousands)
2020	$	2,561
2021	5,960
2022	2,229
2023	1,506
2024	201
Total	$	12,457