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CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' INVESTMENT (PARENTHETICAL) - $ / shares
3 Months Ended 12 Months Ended
Jan. 28, 2018
Jan. 29, 2017
Oct. 29, 2017
Statement of Stockholders' Equity [Abstract]      
Declared cash dividends (in dollars per share) $ 0.1875 $ 0.17 $ 0.68