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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
 6 Months Ended
Apr. 30, 2025
Apr. 30, 2024
Cash flows from operating activities:    
Net loss $ (1,805,353) $ (3,026,620)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Depreciation and amortization 424,108 431,414
Bad debt recovery (27,232) (16,928)
Share-based compensation expense 186,298 250,792
Gain on insurance proceeds, net 0 (218,902)
Loss on disposal of property and equipment 6,292 796
(Increase) decrease in:    
Trade accounts receivable 1,860,711 446,843
Other receivables 43,854 384,530
Income taxes refundable 5,000 0
Inventories (332,403) 2,279,950
Prepaid expenses and other assets 107,440 111,560
Other assets 227,050 201,924
Increase (decrease) in:    
Accounts payable and accrued expenses 2,062,856 (436,535)
Accrued compensation and payroll taxes 256,369 (202,007)
Income taxes payable 12,302 12,023
Other noncurrent liabilities (211,229) (106,235)
Net cash provided by operating activities 2,816,063 112,605
Cash flows from investing activities:    
Purchase of and deposits for the purchase of property and equipment (139,845) (235,823)
Insurance proceeds, net 0 218,902
Investment in intangible assets (3,409) 0
Net cash used in investing activities (143,254) (16,921)
Cash flows from financing activities:    
Payroll taxes withheld and remitted on share-based payments (107,313) (107,661)
Principal payments on long-term debt (28,278) (20,770)
Payments for financing costs (50,000) (50,000)
Principal payments on finance lease (19,405) (18,507)
Net cash used in financing activities (2,022,775) (474,481)
Net increase (decrease) in cash 650,034 (378,797)
Cash at beginning of period 244,247 1,468,709
Cash at end of period 894,281 1,089,912
Revolving Credit Facility [Member]    
Cash flows from financing activities:    
Proceeds from note payable, revolver 33,768,809 31,812,257
Payments on note payable, revolver $ (35,586,588) $ (32,089,800)