| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q2 2023 | -$12.2M | -$1.54M | -14.5% | Jul 31, 2023 | 10-Q | 2023-12-27 |
| Q1 2023 | -$12.1M | -$1.9M | -18.6% | Apr 30, 2023 | 10-Q | 2023-10-17 |
| Q4 2022 | -$11.9M | -$2.07M | -21% | Jan 31, 2023 | 10-Q | 2023-04-03 |
| Q3 2022 | -$11.3M | -$1.86M | -19.6% | Oct 31, 2022 | 10-Q | 2023-12-27 |
| Q2 2022 | -$10.6M | -$1.54M | -16.9% | Jul 31, 2022 | 10-Q | 2022-09-22 |
| Q1 2022 | -$10.2M | -$1.43M | -16.3% | Apr 30, 2022 | 10-Q | 2022-06-22 |
| Q4 2021 | -$9.83M | -$1.32M | -15.5% | Jan 31, 2022 | 10-Q | 2022-03-22 |
| Q3 2021 | -$9.46M | -$1.71M | -22% | Oct 31, 2021 | 10-K | 2023-02-17 |
| Q2 2021 | -$9.11M | -$1.47M | -19.3% | Jul 31, 2021 | 10-Q | 2021-09-20 |
| Q1 2021 | -$8.76M | -$1.25M | -16.6% | Apr 30, 2021 | 10-Q | 2021-06-21 |
| Q4 2020 | -$8.51M | -$1.11M | -15% | Jan 31, 2021 | 10-Q | 2021-03-22 |
| Q3 2020 | -$7.75M | -$486K | -6.69% | Oct 31, 2020 | 10-K | 2022-02-15 |
| Q2 2020 | -$7.64M | -$854K | -12.6% | Jul 31, 2020 | 10-Q | 2020-09-21 |
| Q1 2020 | -$7.51M | -$853K | -12.8% | Apr 30, 2020 | 10-Q | 2020-06-11 |
| Q4 2019 | -$7.4M | -$854K | -13% | Jan 31, 2020 | 10-Q | 2020-03-16 |
| Q3 2019 | -$7.26M | -$841K | -13.1% | Oct 31, 2019 | 10-K | 2021-01-29 |
| Q2 2019 | -$6.78M | -$519K | -8.28% | Jul 31, 2019 | 10-Q | 2019-09-16 |
| Q1 2019 | -$6.66M | -$581K | -9.55% | Apr 30, 2019 | 10-Q | 2019-06-14 |
| Q4 2018 | -$6.54M | -$545K | -9.08% | Jan 31, 2019 | 10-Q | 2019-03-18 |
| Q3 2018 | -$6.42M | -$557K | -9.5% | Oct 31, 2018 | 10-K | 2020-01-29 |
| Q2 2018 | -$6.26M | -$522K | -9.1% | Jul 31, 2018 | 10-Q | 2018-09-14 |
| Q1 2018 | -$6.08M | -$464K | -8.26% | Apr 30, 2018 | 10-Q | 2018-06-15 |
| Q4 2017 | -$6M | -$397K | -7.09% | Jan 31, 2018 | 10-Q | 2018-03-16 |
| Q3 2017 | -$5.87M | -$290K | -5.2% | Oct 31, 2017 | 10-K | 2019-01-30 |
| Q2 2017 | -$5.74M | -$184K | -3.32% | Jul 31, 2017 | 10-Q | 2017-09-15 |
| Q1 2017 | -$5.62M | -$91.5K | -1.66% | Apr 30, 2017 | 10-Q | 2017-06-16 |
| Q4 2016 | -$5.6M | -$159K | -2.92% | Jan 31, 2017 | 10-Q | 2017-03-17 |
| Q3 2016 | -$5.58M | -$322K | -6.13% | Oct 31, 2016 | 10-K | 2018-02-13 |
| Q2 2016 | -$5.56M | -$4.06M | -272% | Jul 31, 2016 | 10-Q | 2016-09-14 |
| Q1 2016 | -$5.52M | -$4.43M | -404% | Apr 30, 2016 | 10-Q | 2016-06-16 |
| Q4 2015 | -$5.44M | -$4.76M | -699% | Jan 31, 2016 | 10-Q | 2016-03-16 |
| Q3 2015 | -$5.25M | -$4.62M | -728% | Oct 31, 2015 | 10-K | 2017-01-30 |
| Q2 2015 | -$1.49M | -$880K | -144% | Jul 31, 2015 | 10-Q | 2015-09-14 |
| Q1 2015 | -$1.1M | -$502K | -84.4% | Apr 30, 2015 | 10-Q | 2015-06-15 |
| Q4 2014 | -$682K | -$115K | -20.3% | Jan 31, 2015 | 10-Q | 2015-03-17 |
| Q3 2014 | -$635K | -$133K | -26.6% | Oct 31, 2014 | 10-K | 2016-02-09 |
| Q2 2014 | -$612K | -$159K | -35.1% | Jul 31, 2014 | 10-Q | 2014-09-10 |
| Q1 2014 | -$595K | -$178K | -42.9% | Apr 30, 2014 | 10-Q | 2014-06-13 |
| Q4 2013 | -$567K | -$196K | -52.8% | Jan 31, 2014 | 10-Q | 2014-03-17 |
| Q3 2013 | -$501K | -$153K | -44% | Oct 31, 2013 | 10-K | 2015-02-06 |
| Q2 2013 | -$453K | -$152K | -50.3% | Jul 31, 2013 | 10-Q | 2013-09-10 |
| Q1 2013 | -$416K | Apr 30, 2013 | 10-Q | 2013-06-12 | ||
| Q4 2012 | -$371K | Jan 31, 2013 | 10-Q | 2013-03-08 | ||
| Q3 2012 | -$348K | -$196K | -129% | Oct 31, 2012 | 10-K | 2014-01-29 |
| Q2 2012 | -$301K | Jul 31, 2012 | 10-Q | 2012-09-21 | ||
| Q3 2011 | -$152K | Oct 31, 2011 | 10-K | 2013-01-28 |