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SHAREHOLDERS` EQUITY (Tables) | 12 Months Ended
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Oct. 31, 2018
2003 Share Plan [Member] |
SHAREHOLDERS` EQUITY (Tables) [Line Items] |
Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  |  | Weighted Average Exercise Price Per Share |  |  |
|  |  |  | Aggregate Intrinsic Value
| Shares |  |
Options Outstanding at October 31, 2016 | 225,600 |  |  | $ 18.69 |  |  |
Exercised | (5,800) |  |  | $ 1.39 |  |  |
Forfeited | (189,200) |  |  | $ 21.55 |  |  |
Options Outstanding at October 31, 2017 | 30,600 |  |  | $ 3.16 |  |  |
Exercised | (10,600) |  |  | $ 0.67 |  |  |
Forfeited | (8,000) |  |  | $ 7.04 |  |  |
Options Outstanding and Exercisable at October 31, 2018 | 12,000 |  |  | $ 2.77 |  |  | $ 20,530
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
|  |  |  | Weighted Average Remaining Contractual Life (in years) |  |
|  |  |  |  | Weighted Average Exercise Price
Range of Exercise Prices |  | Number Outstanding |  |
$0.67 - $17.50 |  | 12,000 |  | 0.74 |  | $ 2.77
2010 Share Plan [Member] |
SHAREHOLDERS` EQUITY (Tables) [Line Items] |
Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  |  | Weighted Average Exercise Price Per Share |  |  |
|  |  |  | Aggregate Intrinsic Value
| Shares |  |
Options Outstanding at October 31, 2016 | 1,080,872 |  |  | $ 3.12 |  |  |
Granted | 682,000 |  |  | $ 2.03 |  |  |
Exercised | (44,400) |  |  | $ 0.67 |  |  |
Forfeited | (81,226) |  |  | $ 6.20 |  |  |
Options Outstanding at October 31, 2017 | 1,637,246 |  |  | $ 1.50 |  |  |
Granted | 610,000 |  |  | $ 3.68 |  |  |
Exercised | (65,578) |  |  | $ 1.33 |  |  |
Forfeited | (49,800) |  |  | $ 2.15 |  |  |
Options Outstanding at October 31, 2018 | 2,131,868 |  |  | $ 2.11 |  |  | $ 4,366,005
Options Exercisable at October 31, 2018 | 1,421,037 |  |  | $ 1.77 |  |  | $ 3,324,421
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
| Options Outstanding |  | Options Exercisable
|  | Weighted Average Remaining Contractual Life (in years) |  |  |  |  |
|  |  |  |  | Weighted Average Remaining Contractual Life (in years) |
|  | Weighted Average Exercise Price |  |  | Weighted Average Exercise Price
Range of Exercise Prices | Number Outstanding |  | Number Exercisable
$0.67 | 938,000 | 6.69 | $0.67 |  | 700,919 | 6.08 | $0.67
$2.27 - $3.01 | 707,134 | 4.23 | $2.61 |  | 632,134 | 4.58 | $2.57
$3.46 - $7.00 | 486,734 | 8.89 | $4.16 |  | 87,984 | 4.75 | $4.76
2018 Share Plan [Member] |
SHAREHOLDERS` EQUITY (Tables) [Line Items] |
Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  |  | Weighted Average Exercise Price Per Share |  |  | Aggregate Intrinsic Value
| Shares |  |  |
Options Outstanding at October 31, 2017 | - |  |  |  |  |  |
Granted | 3,482,000 |  |  | $ 3.65 |  |  |
Options Outstanding at October 31, 2018 | 3,482,000 |  |  | $ 3.73 |  |  | $ 1,152,620
Options Exercisable at October 31, 2018 | 828,611 |  |  | $ 3.71 |  |  | $ 280,991
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
| Options Outstanding |  | Options Exercisable
|  | Weighted Average Remaining Contractual Life (in years) |  |  |  |  |
|  |  |  |  | Weighted Average Remaining Contractual Life (in years) |
|  | Weighted Average Exercise Price |  |  | Weighted Average Exercise Price
Range of Exercise Prices | Number Outstanding |  | Number Exercisable
$ 3.70 - $4.61 | 3,482,000 | 9.52 | $3.73 |  | 828,611 | 9.52 | $3.71
Stock Options Not Granted Under 2003 Share Plan 2010 Share Plan Or 2018 Share Plan [Member] |
SHAREHOLDERS` EQUITY (Tables) [Line Items] |
Share-based Compensation, Stock Options, Activity [Table Text Block] |
|  |  | Weighted Average Exercise Price Per Share |  |  | Aggregate Intrinsic Value
| Shares |  |  |
Options Outstanding and exercisable at October 31, 2017 | 1,780,000 |  |  | $ 1.58 |  |  |
Options Outstanding and exercisable at October 31, 2018 | 1,780,000 |  |  | $ 1.58 |  |  | $ 4,497,180
Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block] |
|  |  |  | Weighted Average Remaining Contractual Life (in years) |  |
|  | Number Outstanding and Exercisable |  |  | Weighted Average Exercise Price
Range of Exercise Prices |  |  |
$0.67 |  | 1,046,000 |  | 3.80 |  | $0.67
$ 2.58 - $ 5.56 |  | 734,000 |  | 3.34 |  | $2.88

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