Note 11 - Income Taxes - Effective Tax Rate (Details)	12 Months Ended
	Oct. 31, 2025	Oct. 31, 2024	Oct. 31, 2023
Income Taxes
Federal statutory income tax rate	21.00%	21.00%	21.00%
State income taxes, net of federal income tax benefit	11.50%	6.60%	6.10%
Non-deductible compensation	6.30%	2.30%	1.40%
Tax-deductible debt extinguishment	(10.20%)	0.00%	0.00%
Sale of assets to an unconsolidated joint venture	1.30%	0.00%	0.00%
Permanent differences, net	1.70%	(0.10%)	(0.40%)
Deferred tax asset valuation allowance	(0.30%)	(4.10%)	(6.30%)
Tax credits	(5.60%)	(2.00%)	(2.20%)
Other	0.10%	0.00%	0.00%
us-gaap_EffectiveIncomeTaxRateContinuingOperations	25.80%	23.70%	19.60%