STOCK OPTIONS AND STOCK BASED COMPENSATION (Details 1) - USD ($)
$ / shares in Units, $ in Millions |
3 Months Ended |
12 Months Ended |
Jan. 31, 2017 |
Oct. 31, 2016 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
|
|
| Number of Shares, Outstanding and expected to vest at October 31, 2016 |
198,700
|
|
| Number of Shares, Granted |
0
|
|
| Number of Shares, Forfeited |
(5,614)
|
|
| Number of Shares, Exercised |
0
|
|
| Number of Shares, Outstanding and expected to vest at January 31, 2017 |
193,086
|
198,700
|
| Number of Shares, Exercisable at January 31, 2017 |
152,311
|
|
| Weighted Average Exercise Price, Outstanding and expected to vest at October 31, 2016 (in dollars per share) |
$ 30.16
|
|
| Weighted Average Exercise Price, Granted (in dollars per share) |
0
|
|
| Weighted Average Exercise Price, Forfeited (in dollars per share) |
74.48
|
|
| Weighted Average Exercise Price, Exercised (in dollars per share) |
0
|
|
| Weighted Average Exercise Price, Outstanding and expected to vest at January 31, 2017 |
28.87
|
$ 30.16
|
| Weighted Average Exercise Price, Exercisable at January 31, 2017 (in dollars per share) |
$ 33.33
|
|
| Weighted Average Remaining Contractual Term, Outstanding and expected to vest at end of the period (in years) |
4 years 10 months 28 days
|
5 years 7 days
|
| Weighted Average Remaining Contractual Term, Exercisable at January 31, 2017 (in years) |
3 years 11 months 16 days
|
|
| Aggregate Intrinsic Value, Outstanding and expected to vest at October 31, 2016 |
$ 0
|
|
| Aggregate Intrinsic Value, Outstanding and expected to vest at January 31, 2017 |
0
|
$ 0
|
| Aggregate Intrinsic Value, Exercisable at January 31, 2017 (in dollars) |
$ 0
|
|