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Summary of Significant Accounting Policies - Revenue Recognition (Details)
12 Months Ended
Jan. 02, 2021
Dec. 28, 2019
Minimum [Member]    
Revenue from External Customer [Line Items]    
Revenue, as a percentage of total revenue, characterized as recurring 85.00%  
Maximum [Member]    
Revenue from External Customer [Line Items]    
Revenue, as a percentage of total revenue, characterized as recurring   90.00%