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Benefit Plans - Narrative (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 28, 2020 | Mar. 30, 2019 | Dec. 31, 2021 | Apr. 07, 2020
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Contributions expected | $ 2,300 |  |  |
Defined benefit plan expense | 694 | $ 556 |  |
Foreign Plan |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Defined benefit plan expense | 500 | $ 200 |  |
Other comprehensive income as component of net period benefit cost, before tax | $ 200 |  |  |
Subsequent Event |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Estimated decrease in pension cost |  |  |  | $ 36,000
Estimated percent reduction in pension costs |  |  |  | 30.00%
Minimum | Subsequent Event | Forecast |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Estimated settlement charge |  |  | $ 18,000 |
Maximum | Subsequent Event | Forecast |  |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |  |
Estimated settlement charge |  |  | $ 22,000 |

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