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Restructuring Costs (Tables)
 12 Months Ended
Dec. 27, 2019
Restructuring And Related Activities [Abstract]  
Schedule of Activity in Restructuring Expense Accruals

The following table sets forth the activity in the restructuring expense accruals in fiscal 2017, 2018 and 2019 (in thousands):

 

 

 

 

 

 

 

 

Exit, Closure and

 

 

 

 

 

 

 

 

Severance and Other

 

 

 

Consolidation

 

 

 

 

 

 

 

 

Employee Costs

 

 

 

of Facilities

 

 

 

Total

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Accrual balance at December 29, 2017

$

 

—

 

 

$

 

—

 

 

$

 

—

 

Additions

 

 

—

 

 

 

 

—

 

 

 

 

—

 

Expenditures

 

 

—

 

 

 

 

—

 

 

 

 

—

 

Accrual balance at December 28, 2018

$

 

—

 

 

$

 

—

 

 

$

 

—

 

Additions

 

 

2,912

 

 

 

422

 

 

 

 

3,334

 

Expenditures

 

 

(1,665

)

 

 

 

(85

)

 

 

 

(1,750

)

Accrual balance at December 27, 2019

$

 

1,247

 

 

$

 

337

 

 

$

 

1,584