Annual report pursuant to Section 13 and 15(d)

Related Party Transactions - Additional Information (Details)

v3.20.4
Related Party Transactions - Additional Information (Details) - Selling, General and Administrative Expenses [Member] - USD ($)
$ in Thousands
12 Months Ended
Jan. 03, 2021
Dec. 29, 2019
Dec. 30, 2018
Related Party Transaction [Line Items]      
Noninterest Expense Directors Fees $ 220 $ 220 $ 220
Directors [Member]      
Related Party Transaction [Line Items]      
Share-based Payment Arrangement, Expense $ 123 $ 111 $ 106