| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | -$11.5M | -$6.85M | -147% | Jan 31, 2023 | 10-Q | 2023-03-14 |
| Q3 2022 | -$11.6M | -$7.09M | -157% | Oct 31, 2022 | 10-Q | 2023-03-14 |
| Q2 2022 | $6.17M | +$10.7M | Jul 31, 2022 | 10-Q | 2022-12-20 | |
| Q1 2022 | -$3.66M | +$590K | +13.9% | Apr 30, 2022 | 10-Q | 2023-03-14 |
| Q4 2021 | -$4.65M | +$2.45M | +34.6% | Jan 31, 2022 | 10-Q | 2023-03-14 |
| Q3 2021 | -$4.51M | -$474K | -11.8% | Oct 31, 2021 | 10-Q | 2023-03-14 |
| Q2 2021 | -$4.52M | -$516K | -12.9% | Jul 31, 2021 | 10-Q | 2022-12-20 |
| Q1 2021 | -$4.25M | +$341K | +7.44% | Apr 30, 2021 | 10-Q | 2023-03-14 |
| Q4 2020 | -$7.1M | -$2.96M | -71.4% | Jan 31, 2021 | 10-Q | 2022-03-17 |
| Q3 2020 | -$4.03M | +$240K | +5.61% | Oct 31, 2020 | 10-Q | 2022-03-17 |
| Q2 2020 | -$4M | -$258K | -6.89% | Jul 31, 2020 | 10-Q | 2021-12-14 |
| Q1 2020 | -$4.59M | -$1.2M | -35.5% | Apr 30, 2020 | 10-K | 2022-07-29 |
| Q4 2019 | -$4.14M | -$675K | -19.5% | Jan 31, 2020 | 10-Q | 2021-03-15 |
| Q3 2019 | -$4.27M | -$923K | -27.6% | Oct 31, 2019 | 10-Q | 2021-03-15 |
| Q2 2019 | -$3.75M | -$299K | -8.67% | Jul 31, 2019 | 10-Q | 2020-12-15 |
| Q1 2019 | -$3.39M | -$85.2K | -2.58% | Apr 30, 2019 | 10-K | 2021-07-29 |
| Q4 2018 | -$3.47M | -$251K | -7.79% | Jan 31, 2019 | 10-Q | 2020-03-13 |
| Q3 2018 | -$3.35M | +$1.01M | +23.2% | Oct 31, 2018 | 10-Q | 2020-03-13 |
| Q2 2018 | -$3.45M | +$795K | +18.7% | Jul 31, 2018 | 10-Q | 2019-12-12 |
| Q1 2018 | -$3.3M | +$911K | +21.6% | Apr 30, 2018 | 10-K | 2020-08-13 |
| Q4 2017 | -$3.22M | +$875K | +21.4% | Jan 31, 2018 | 10-Q | 2019-03-18 |
| Q3 2017 | -$4.36M | -$876K | -25.1% | Oct 31, 2017 | 10-Q | 2019-03-18 |
| Q2 2017 | -$4.24M | -$1.51M | -55.2% | Jul 31, 2017 | 10-Q | 2018-06-11 |
| Q1 2017 | -$4.21M | -$2.39M | -131% | Apr 30, 2017 | 10-K | 2019-07-29 |
| Q4 2016 | -$4.09M | -$3.25M | -388% | Jan 31, 2017 | 10-Q | 2017-03-17 |
| Q3 2016 | -$3.49M | -$2.87M | -462% | Oct 31, 2016 | 10-Q | 2016-12-12 |
| Q2 2016 | -$2.73M | -$1.13M | -70.8% | Jul 31, 2016 | 10-Q | 2016-09-14 |
| Q1 2016 | -$1.83M | -$552K | -43.3% | Apr 30, 2016 | 10-K | 2018-11-19 |
| Q4 2015 | -$839K | +$170K | +16.9% | Jan 31, 2016 | 10-Q | 2016-03-16 |
| Q3 2015 | -$620K | +$235K | +27.5% | Oct 31, 2015 | 10-Q | 2015-12-15 |
| Q2 2015 | -$1.6M | -$996K | -165% | Jul 31, 2015 | 10-Q | 2015-09-14 |
| Q1 2015 | -$1.28M | -$382K | -42.7% | Apr 30, 2015 | 10-K | 2018-04-25 |
| Q4 2014 | -$1.01M | +$242K | +19.3% | Jan 31, 2015 | 10-Q | 2015-03-13 |
| Q3 2014 | -$855K | +$365K | +29.9% | Oct 31, 2014 | 10-Q | 2014-12-12 |
| Q2 2014 | -$604K | +$572K | +48.7% | Jul 31, 2014 | 10-Q | 2014-09-15 |
| Q1 2014 | -$894K | +$213K | +19.3% | Apr 30, 2014 | 10-K | 2016-07-29 |
| Q4 2013 | -$1.25M | -$461K | -58.3% | Jan 31, 2014 | 10-Q | 2014-03-14 |
| Q3 2013 | -$1.22M | -$279K | -29.6% | Oct 31, 2013 | 10-Q | 2014-03-11 |
| Q2 2013 | -$1.18M | -$206K | -21.3% | Jul 31, 2013 | 10-Q | 2014-03-11 |
| Q1 2013 | -$1.11M | -$222K | -25.1% | Apr 30, 2013 | 10-K/A | 2016-02-17 |
| Q4 2012 | -$790K | +$96.8K | +10.9% | Jan 31, 2013 | 10-Q/A | 2013-09-23 |
| Q3 2012 | -$941K | +$133K | +12.4% | Oct 31, 2012 | 10-Q/A | 2013-09-19 |
| Q2 2012 | -$969K | -$51.9K | -5.66% | Jul 31, 2012 | 10-Q/A | 2013-09-18 |
| Q1 2012 | -$885K | -$1.78M | -199% | Apr 30, 2012 | 10-K | 2014-08-13 |
| Q4 2011 | -$887K | Jan 31, 2012 | 10-Q/A | 2013-07-25 | ||
| Q3 2011 | -$1.07M | -$824K | -330% | Oct 31, 2011 | 10-Q/A | 2013-07-25 |
| Q2 2011 | -$918K | -$977K | -1632% | Jul 31, 2011 | 10-Q/A | 2013-07-25 |
| Q1 2011 | $895K | -$3.28M | -78.6% | Apr 30, 2011 | 10-K | 2014-08-13 |
| Q3 2010 | -$250K | Oct 31, 2010 | 10-Q/A | 2013-07-25 | ||
| Q2 2010 | $59.9K | Jul 31, 2010 | 10-Q/A | 2013-07-25 | ||
| Q1 2010 | $4.17M | Apr 30, 2010 | 10-Q/A | 2013-07-25 |