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Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (Parenthetical) - $ / shares
3 Months Ended 6 Months Ended
Apr. 30, 2022
Jan. 31, 2022
Apr. 30, 2021
Jan. 31, 2021
Apr. 30, 2022
Apr. 30, 2021
Statement of Stockholders' Equity [Abstract]            
Cash dividends per share (in usd per share) $ 0.08 $ 0.08 $ 0.08 $ 0.08 $ 0.16 $ 0.16