Quarterly report pursuant to Section 13 or 15(d)

Major Customers and Suppliers - Additional Information (Details)

v3.20.1
Major Customers and Suppliers - Additional Information (Details)
3 Months Ended 12 Months Ended
Mar. 28, 2020
Mar. 30, 2019
Dec. 28, 2019
Revenue | Two Customers      
Concentration Risk [Line Items]      
Concentration risk percentage 32.00% 26.00%  
Accounts Receivable | Three Customers      
Concentration Risk [Line Items]      
Concentration risk percentage 55.00%   49.00%