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Restructuring Charges - Restructuring Activities (Details) $ in Thousands |  | 3 Months Ended
--- | --- | ---
Dec. 23, 2019 office | Apr. 05, 2020 USD ($) | Dec. 29, 2019 USD ($) | Mar. 31, 2019 USD ($)
Restructuring Reserve [Roll Forward] |  |  |  |
Charged to Expenses 2020 |  | $ 1,118 |  | $ 0
2018 Restructuring Plan [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at Beginning of Year |  | 2,672 |  |
Deductions 2020 |  | (929) |  |
Charged to Expenses 2020 |  | (709) |  |
Balance at September 29, 2019 |  | 1,034 | $ 2,672 |
2018 Restructuring Plan [Member] | Workforce Reduction |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at Beginning of Year |  | 1,898 |  |
Deductions 2020 |  | (929) |  |
Charged to Expenses 2020 |  | (29) |  |
Balance at September 29, 2019 |  | 940 | 1,898 |
2018 Restructuring Plan [Member] | Other Exit Costs |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at Beginning of Year |  | 774 |  |
Deductions 2020 |  | 0 |  |
Charged to Expenses 2020 |  | (680) |  |
Balance at September 29, 2019 |  | 94 | 774 |
2019 Restructuring Plan [Member] |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at Beginning of Year |  | 8,773 |  |
Deductions 2020 |  | (981) |  |
Charged to Expenses 2020 |  | (409) | (9,000) |
Balance at September 29, 2019 |  | 7,383 | 8,773 |
2019 Restructuring Plan [Member] | Workforce Reduction |  |  |  |
Number Of Office Leases | office | 2 |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at Beginning of Year |  | 8,634 |  |
Deductions 2020 |  | (981) |  |
Charged to Expenses 2020 |  | (409) |  |
Balance at September 29, 2019 |  | 7,244 | 8,634 |
2019 Restructuring Plan [Member] | Other Exit Costs |  |  |  |
Restructuring Reserve [Roll Forward] |  |  |  |
Balance at Beginning of Year |  | 139 |  |
Deductions 2020 |  | 0 |  |
Charged to Expenses 2020 |  | 0 |  |
Balance at September 29, 2019 |  | $ 139 | $ 139 |

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