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Award Timing Disclosure	12 Months Ended
Award Timing Disclosure	Oct. 31, 2024
Award Timing Disclosures [Line Items]
Award Timing MNPI Disclosure	We do not grant equity awards in anticipation of the release of material nonpublic information and we do not time the release of material nonpublic information based on equity award grant dates or for the purpose of affecting the value of executive compensation. In addition, we do not take material nonpublic information into account when determining the timing and terms of such awards. Although we do not have a formal policy with respect to the timing of our equity award grants, the OCC has historically granted such awards on a predetermined annual schedule. In fiscal 2024, we did not grant new awards of stock options to our NEOs during the time period outlined in Item 402(x) of Regulation S-K.
Award Timing Method	We do not grant equity awards in anticipation of the release of material nonpublic information and we do not time the release of material nonpublic information based on equity award grant dates or for the purpose of affecting the value of executive compensation. In addition, we do not take material nonpublic information into account when determining the timing and terms of such awards. Although we do not have a formal policy with respect to the timing of our equity award grants, the OCC has historically granted such awards on a predetermined annual schedule.
Award Timing Predetermined	true
Award Timing MNPI Considered	true
Award Timing, How MNPI Considered	We do not grant equity awards in anticipation of the release of material nonpublic information and we do not time the release of material nonpublic information based on equity award grant dates or for the purpose of affecting the value of executive compensation. In addition, we do not take material nonpublic information into account when determining the timing and terms of such awards.
MNPI Disclosure Timed for Compensation Value	false