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Goodwill and Intangible Assets (Tables) | 9 Months Ended
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Jun. 27, 2021
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:
|  | GSG |  | CIG |  | Total
|  | (in thousands)
Balance at September 27, 2020 |  | $ | 516,315 |  |  | $ | 477,183 |  |  | $ | 993,498 |
Acquisition activity |  | 14,891 |  |  | 3,675 |  |  | 18,566 |
Translation |  | 10,099 |  |  | 29,633 |  |  | 39,732 |
Balance at June 27, 2021 |  | $ | 541,305 |  |  | $ | 510,491 |  |  | $ | 1,051,796 |
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:
| June 27, 2021 |  | September 27, 2020
| Weighted- Average Remaining Life (in Years) |  | Gross Amount |  | Accumulated Amortization |  | Gross Amount |  | Accumulated Amortization
| ($ in thousands)
Client relations | 2.5 |  | $ | 48,444 |  |  | $ | (42,587) |  |  | $ | 60,775 |  |  | $ | (53,392) |
Backlog | 0.7 |  | 32,292 |  |  | (30,027) |  |  | 37,682 |  |  | (32,761) |
Trade names | 1.6 |  | 7,162 |  |  | (6,124) |  |  | 7,964 |  |  | (6,325) |
Total |  |  | $ | 87,898 |  |  | $ | (78,738) |  |  | $ | 106,421 |  |  | $ | (92,478) |
Estimated amortization expense for the remainder of the fiscal year and the succeeding years | Estimated amortization expense for the remainder of fiscal 2021 and succeeding years is as follows:
| Amount
| (in thousands)
2021 | $ | 2,093 |
2022 | 4,072 |
2023 | 2,138 |
2024 | 754 |
2025 | 103 |
Total | $ | 9,160 |

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- Definition Tabular disclosure of the characteristics, including gross value, accumulated amortization amount, weighted average useful life, of finite-lived intangible assets acquired during the period by major class. A major class is composed of intangible assets that can be grouped together because they are similar, either by nature or by their use in the operations of the company. + References No definition available. + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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