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Earnings Per Share, Share Repurchases and Dividends - Narrative (Details) - $ / shares
shares in Millions
3 Months Ended 12 Months Ended
Mar. 25, 2020
Jan. 31, 2020
Nov. 01, 2019
Aug. 02, 2019
May 03, 2019
Feb. 01, 2019
Nov. 02, 2018
Aug. 03, 2018
May 04, 2018
Feb. 02, 2018
Nov. 03, 2017
Aug. 04, 2017
May 05, 2017
Jan. 31, 2020
Feb. 01, 2019
Feb. 02, 2018
Dec. 15, 2016
Computation Of Earnings Per Share [Line Items]                                  
Cash dividends paid per share (in dollars per share)                           $ 1.48 $ 1.24 $ 1.24  
Cash dividends declared per share (in dollars per share)                           $ 1.48 $ 1.24 $ 1.24  
Subsequent Event                                  
Computation Of Earnings Per Share [Line Items]                                  
Cash dividends declared per share (in dollars per share) $ 0.37                                
Quarterly Dividend                                  
Computation Of Earnings Per Share [Line Items]                                  
Cash dividends paid per share (in dollars per share)   $ 0.37 $ 0.37 $ 0.37 $ 0.37 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31        
Cash dividends declared per share (in dollars per share)   $ 0.37 $ 0.37 $ 0.37 $ 0.37 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31 $ 0.31        
Share Repurchase Plan                                  
Computation Of Earnings Per Share [Line Items]                                  
Increase in number of shares authorized to be repurchased under the repurchase plan (in shares)                                 4.6
Shares repurchased under the repurchase plan (in shares)                           11.8      
Share Repurchase Plan | Maximum                                  
Computation Of Earnings Per Share [Line Items]                                  
Shares authorized to be repurchased under the repurchase plan (in shares)   16.4                       16.4