Stock-Based Compensation - Restricted Stock Awards (Details) - Restricted Stock Awards (RSAs) - USD ($)	3 Months Ended
	Jan. 31, 2022	Jan. 31, 2021	Oct. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period	3 years
Number of Shares
Nonvested (in shares)	216,600		216,400
Grants (in shares)	84,400
Cancelled (in shares)	0
Vested (in shares)	(84,200)
Weighted Average Grant Date Fair Value per Share
Non-vested at beginning of the period (in usd per share)	$ 17.28
Granted (in usd per share)	22.54
Cancelled (in usd per share)	0
Vested (in usd per share)	13.63
Non-vested at end of the period (in usd per share)	$ 20.75
Fair value of restricted stock awards vested	$ 1,100,000	$ 900,000
Unrecognized compensation cost - non vested restricted stock awards	$ 3,000,000
Weighted-average period over which unrecognized cost is expected to be recognized	2 years 4 months 24 days