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Stockholders' Equity and Stock-Based Compensation Fiscal 2017 and Fiscal 2016 LTIP PSU Awards (Details) - Performance Shares [Member] - shares
12 Months Ended
Jan. 25, 2019
Jan. 29, 2018
Feb. 06, 2017
Dec. 28, 2019
Dec. 29, 2018
Dec. 30, 2017
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares granted (in shares) 305,195 295,514 559,388 305,195 295,514 559,388
Performance period two       3 years    
PSUs earned may be reduced       30.00%    
Minimum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Target percentage       0.00%    
Maximum [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Target percentage       225.00%