EQUITY INCENTIVE PLAN - Stock option activity (Details) - Employee Stock Option	3 Months Ended
	Jan. 31, 2023 $ / shares shares
Stock Options
Outstanding at beginning of period | shares	11,559
Options granted | shares	0
Options exercised | shares	(11,559)
Options cancelled | shares	0
Outstanding at end of period | shares	0
Weighted Average Exercise Price
Outstanding at beginning of period | $ / shares	$ 23.30
Options granted | $ / shares	0
Options exercised | $ / shares	23.30
Options cancelled | $ / shares	0
Outstanding at end of period | $ / shares	$ 0