Note 20 - Fair Value of Financial Instruments - Changes in Fair Values Included in Income (Loss) (Details) - Financial Services Revenue Line Item [Member] - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2022	Jan. 31, 2021
Loans Held for Sale [Member]
Fair value included in net income (loss) all reflected in financial services revenues	$ 1,982	$ 4,893
Interest Rate Lock Commitments [Member]
Fair value included in net income (loss) all reflected in financial services revenues	(645)	54
Forward Contracts [Member]
Fair value included in net income (loss) all reflected in financial services revenues	$ 135	$ (151)