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Acquisitions and Divestitures (Tables) | 12 Months Ended
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Sep. 29, 2019
Business Combinations [Abstract] |
Summary of changes in the carrying value of estimated contingent earn-out liabilities | The following table summarizes the changes in the carrying value of estimated contingent earn-out liabilities:
| Fiscal Year Ended
| September 29, 2019 |  | September 30, 2018 |  | October 1, 2017
| (in thousands)
Beginning balance (at fair value) | $ | 35,290 |  |  | $ | 2,438 |  |  | $ | 8,757 |
Estimated earn-out liabilities for acquisitions during the fiscal year | 27,704 |  |  | 32,210 |  |  | 1,604 |
Increases due to re-measurement of fair value reported in interest expense | 1,489 |  |  | 1,005 |  |  | 260 |
Net increase (decrease) due to re-measurement of fair value reported as losses (gains) in operating income | 1,085 |  |  | 4,252 |  |  | (6,923 | )
Foreign exchange impact | (558 | ) |  | (854 | ) |  | 59 |
Earn-out payments: |  |  |  |  |  |  |  |
Reported as cash used in operating activities | — |  |  | (2,349 | ) |  | — |
Reported as cash used in financing activities | (12,018 | ) |  | (1,412 | ) |  | (1,319 | )
Ending balance (at fair value) | $ | 52,992 |  |  | $ | 35,290 |  |  | $ | 2,438 |

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- References No definition available. + Details
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