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Restructuring Restructuring (Narrative) (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Sep. 29, 2018 | Dec. 29, 2018
Restructuring Cost and Reserve |  |
Restructuring reserve | $ 8,113 | $ 6,245
2018 Plan |  |
Restructuring Cost and Reserve |  |
Restructuring reserve |  | 5,964
2018 Plan | Employee Severance |  |
Restructuring Cost and Reserve |  |
Restructuring | 7,969 |
2018 Plan | Facility Closing |  |
Restructuring Cost and Reserve |  |
Restructuring | 3,130 |
2018 Plan | Other Restructuring |  |
Restructuring Cost and Reserve |  |
Restructuring | 3,217 |
2018 Plan | Other Restructuring | Inventory |  |
Restructuring Cost and Reserve |  |
Non-cash inventory reserves | 12,198 |
2018 Plan | Other Restructuring | Intangible assets |  |
Restructuring Cost and Reserve |  |
Restructuring costs and asset impairment Charges | 12,316 |
2018 Plan | Other Restructuring | Long-lived assets |  |
Restructuring Cost and Reserve |  |
Restructuring costs and asset impairment Charges | $ 2,162 |
2016 Plan |  |
Restructuring Cost and Reserve |  |
Restructuring reserve |  | $ 281

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