Stockholders' Equity and Related Party Transaction - Additional Information (Detail)	9 Months Ended
	Jul. 31, 2021 USD ($) $ / shares shares
Common Stock [Member]
Stock repurchased during period, shares | shares	100,346
Stock repurchased during period, value | $	$ 3,478,553
Affiliated Entity [Member]
Stock repurchased during period, shares | shares	100,000
Shares issued, price per share	$ 34.68
Minimum Range [Member] | Common Stock [Member]
Shares issued, price per share	30.50
Maximum Range [Member] | Common Stock [Member]
Shares issued, price per share	$ 34.68