Quarterly report pursuant to Section 13 or 15(d)

Defined Contribution Plan - Additional Information (Details)

v3.20.1
Defined Contribution Plan - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Deferred Compensation Arrangement With Individual Postretirement Benefits [Line Items]    
Employer contributions to employee compensation plan $ 9 $ 19
Maximum    
Deferred Compensation Arrangement With Individual Postretirement Benefits [Line Items]    
Defined contribution plan, employer matching contribution, percent 5.00%