| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2024 | -$5.91M | +$1.09M | +15.6% | Jul 31, 2024 | 10-K | 2024-10-29 |
| Q1 2024 | -$7M | -$23.5K | -0.34% | Apr 30, 2024 | 10-Q | 2024-06-07 |
| Q4 2023 | -$7.05M | -$104K | -1.49% | Jan 31, 2024 | 10-Q | 2024-03-14 |
| Q3 2023 | -$7.03M | -$109K | -1.57% | Oct 31, 2023 | 10-Q | 2023-12-12 |
| Q2 2023 | -$7M | +$397K | +5.36% | Jul 31, 2023 | 10-K | 2024-10-29 |
| Q1 2023 | -$6.97M | +$347K | +4.74% | Apr 30, 2023 | 10-Q | 2023-06-12 |
| Q4 2022 | -$6.95M | -$22.5K | -0.33% | Jan 31, 2023 | 10-Q | 2023-03-24 |
| Q3 2022 | -$6.92M | -$517K | -8.08% | Oct 31, 2022 | 10-Q | 2022-12-15 |
| Q2 2022 | -$7.4M | -$1.58M | -27.1% | Jul 31, 2022 | 10-K | 2023-10-30 |
| Q1 2022 | -$7.32M | -$2.11M | -40.6% | Apr 30, 2022 | 10-Q | 2022-07-07 |
| Q4 2021 | -$6.92M | -$2.19M | -46.2% | Jan 31, 2022 | 10-Q | 2022-03-22 |
| Q3 2021 | -$6.4M | -$2.31M | -56.4% | Oct 31, 2021 | 10-Q | 2021-12-15 |
| Q2 2021 | -$5.82M | -$2.25M | -63.2% | Jul 31, 2021 | 10-K/A | 2023-06-12 |
| Q1 2021 | -$5.21M | -$2.5M | -92.6% | Apr 30, 2021 | 10-Q | 2021-06-14 |
| Q4 2020 | -$4.74M | -$2.34M | -97.3% | Jan 31, 2021 | 10-Q | 2021-03-17 |
| Q3 2020 | -$4.09M | -$2.87M | -235% | Oct 31, 2020 | 10-Q/A | 2021-02-26 |
| Q2 2020 | -$3.57M | -$2.65M | -289% | Jul 31, 2020 | 10-K | 2021-10-29 |
| Q1 2020 | -$2.7M | -$1.98M | -273% | Apr 30, 2020 | 10-Q | 2020-06-11 |
| Q4 2019 | -$2.4M | -$1.91M | -388% | Jan 31, 2020 | 10-Q | 2020-04-30 |
| Q3 2019 | -$1.22M | -$886K | -263% | Oct 31, 2019 | 10-Q | 2019-12-16 |
| Q2 2019 | -$917K | -$584K | -176% | Jul 31, 2019 | 10-K/A | 2021-02-26 |
| Q1 2019 | -$726K | -$399K | -122% | Apr 30, 2019 | 10-Q | 2019-06-19 |
| Q4 2018 | -$492K | -$170K | -53.1% | Jan 31, 2019 | 10-Q | 2019-03-18 |
| Q3 2018 | -$336K | -$27.4K | -8.88% | Oct 31, 2018 | 10-Q | 2018-12-21 |
| Q2 2018 | -$333K | -$25.4K | -8.26% | Jul 31, 2018 | 10-K | 2019-11-14 |
| Q1 2018 | -$326K | -$24K | -7.93% | Apr 30, 2018 | 10-Q | 2018-06-15 |
| Q4 2017 | -$321K | -$24.3K | -8.17% | Jan 31, 2018 | 10-Q | 2018-03-21 |
| Q3 2017 | -$309K | -$19.4K | -6.72% | Oct 31, 2017 | 10-Q | 2017-12-20 |
| Q2 2017 | -$307K | -$19.9K | -6.91% | Jul 31, 2017 | 10-K | 2018-11-14 |
| Q1 2017 | -$302K | -$18.7K | -6.61% | Apr 30, 2017 | 10-Q | 2017-06-16 |
| Q4 2016 | -$297K | -$19.2K | -6.91% | Jan 31, 2017 | 10-Q | 2017-03-16 |
| Q3 2016 | -$290K | -$22.7K | -8.49% | Oct 31, 2016 | 10-Q | 2016-12-15 |
| Q2 2016 | -$287K | -$28.4K | -11% | Jul 31, 2016 | 10-K | 2017-11-07 |
| Q1 2016 | -$284K | -$31K | -12.3% | Apr 30, 2016 | 10-Q | 2016-06-16 |
| Q4 2015 | -$278K | -$30.8K | -12.5% | Jan 31, 2016 | 10-Q | 2016-03-16 |
| Q3 2015 | -$267K | -$27.9K | -11.7% | Oct 31, 2015 | 10-Q | 2015-12-17 |
| Q2 2015 | -$259K | -$21.1K | -8.86% | Jul 31, 2015 | 10-K | 2016-11-09 |
| Q1 2015 | -$253K | -$18.3K | -7.8% | Apr 30, 2015 | 10-Q | 2015-06-22 |
| Q4 2014 | -$247K | -$18.6K | -8.13% | Jan 31, 2015 | 10-Q | 2015-03-17 |
| Q3 2014 | -$239K | -$18.7K | -8.49% | Oct 31, 2014 | 10-Q | 2014-12-22 |
| Q2 2014 | -$238K | -$20.8K | -9.57% | Jul 31, 2014 | 10-K | 2015-11-13 |
| Q1 2014 | -$234K | -$19.8K | -9.2% | Apr 30, 2014 | 10-Q | 2014-06-13 |
| Q4 2013 | -$228K | -$18K | -8.56% | Jan 31, 2014 | 10-Q | 2014-03-24 |
| Q3 2013 | -$220K | -$14.5K | -7.03% | Oct 31, 2013 | 10-Q | 2014-03-17 |
| Q2 2013 | -$217K | -$17.2K | -8.62% | Jul 31, 2013 | 10-K | 2014-11-12 |
| Q1 2013 | -$215K | -$21.5K | -11.1% | Apr 30, 2013 | 10-Q | 2013-06-19 |
| Q4 2012 | -$210K | -$21.1K | -11.2% | Jan 31, 2013 | 10-Q | 2013-03-18 |
| Q3 2012 | -$206K | -$20.7K | -11.2% | Oct 31, 2012 | 10-Q | 2012-12-17 |
| Q2 2012 | -$200K | -$21.8K | -12.3% | Jul 31, 2012 | 10-K | 2013-11-12 |
| Q1 2012 | -$193K | Apr 30, 2012 | 10-Q | 2012-06-18 | ||
| Q4 2011 | -$189K | Jan 31, 2012 | 10-Q | 2012-04-12 | ||
| Q3 2011 | -$185K | Oct 31, 2011 | 10-Q/A | 2012-03-19 | ||
| Q2 2011 | -$178K | Jul 31, 2011 | 10-K | 2012-10-31 |