Quarterly report pursuant to Section 13 or 15(d)

Credit Losses - Additional Information (Details)

v3.23.2
Credit Losses - Additional Information (Details) - investment
3 Months Ended
Jul. 31, 2023
Apr. 30, 2023
Commercial paper    
Fair Value And Unrealized Losses On Available For Sale Debt Securities [Line Items]    
Debt securities, available-for-sale, unrealized loss position, number of investments   7
Corporate notes/bonds    
Fair Value And Unrealized Losses On Available For Sale Debt Securities [Line Items]    
Debt securities, available-for-sale, unrealized loss position, number of investments 13 16
Corporate notes/bonds | Maximum    
Fair Value And Unrealized Losses On Available For Sale Debt Securities [Line Items]    
Debt instrument term 2 years