| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q3 2023 | $0 | Oct 31, 2023 | 10-K | 2024-01-05 | ||
| Q3 2020 | $0 | -$5.85M | -100% | Oct 31, 2020 | 10-K | 2021-01-08 |
| Q2 2020 | $4.92M | +$2.59M | +111% | Jul 31, 2020 | 10-Q | 2020-09-04 |
| Q1 2020 | $5.81M | +$3.45M | +146% | Apr 30, 2020 | 10-Q | 2020-06-08 |
| Q4 2019 | $5.84M | +$3.43M | +143% | Jan 31, 2020 | 10-Q | 2020-03-06 |
| Q3 2019 | $5.85M | +$3.47M | +146% | Oct 31, 2019 | 10-K | 2021-01-08 |
| Q2 2019 | $2.33M | -$117K | -4.78% | Jul 31, 2019 | 10-Q | 2019-09-06 |
| Q1 2019 | $2.36M | -$164K | -6.5% | Apr 30, 2019 | 10-Q | 2019-06-07 |
| Q4 2018 | $2.4M | -$183K | -7.08% | Jan 31, 2019 | 10-Q | 2019-03-08 |
| Q3 2018 | $2.38M | -$63K | -2.58% | Oct 31, 2018 | 10-K | 2020-01-03 |
| Q2 2018 | $2.45M | -$28K | -1.13% | Jul 31, 2018 | 10-Q | 2018-09-07 |
| Q1 2018 | $2.52M | +$224K | +9.75% | Apr 30, 2018 | 10-Q | 2018-06-08 |
| Q4 2017 | $2.59M | +$307K | +13.5% | Jan 31, 2018 | 10-Q | 2018-03-09 |
| Q3 2017 | $2.44M | +$126K | +5.45% | Oct 31, 2017 | 10-K | 2019-01-04 |
| Q2 2017 | $2.48M | +$126K | +5.36% | Jul 31, 2017 | 10-Q | 2017-09-08 |
| Q1 2017 | $2.3M | -$105K | -4.37% | Apr 30, 2017 | 10-Q | 2017-06-02 |
| Q4 2016 | $2.28M | -$7K | -0.31% | Jan 31, 2017 | 10-Q | 2017-03-10 |
| Q3 2016 | $2.31M | -$5K | -0.22% | Oct 31, 2016 | 10-K | 2018-01-05 |
| Q2 2016 | $2.35M | +$2.35M | Jul 31, 2016 | 10-Q | 2016-09-06 | |
| Q1 2016 | $2.4M | +$43K | +1.82% | Apr 30, 2016 | 10-Q | 2016-06-03 |
| Q4 2015 | $2.29M | -$87K | -3.67% | Jan 31, 2016 | 10-Q | 2016-03-04 |
| Q3 2015 | $2.32M | -$287K | -11% | Oct 31, 2015 | 10-K | 2017-01-06 |
| Q2 2015 | $0 | -$2.77M | -100% | Jul 28, 2015 | 10-Q | 2015-09-09 |
| Q1 2015 | $2.36M | -$501K | -17.5% | Apr 30, 2015 | 10-Q | 2015-06-05 |
| Q4 2014 | $2.37M | -$416K | -14.9% | Jan 31, 2015 | 10-Q | 2015-03-06 |
| Q3 2014 | $2.61M | -$201K | -7.16% | Oct 31, 2014 | 10-K | 2016-01-08 |
| Q2 2014 | $2.77M | Jul 31, 2014 | 10-Q | 2014-09-05 | ||
| Q1 2014 | $2.86M | Apr 30, 2014 | 10-Q | 2014-06-06 | ||
| Q4 2013 | $2.79M | Jan 31, 2014 | 10-Q | 2014-03-07 | ||
| Q3 2013 | $2.81M | +$2.57M | +1105% | Oct 31, 2013 | 10-K | 2015-01-09 |
| Q3 2012 | $233K | Oct 31, 2012 | 10-K | 2014-01-10 |