| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | -$9.15M | -$417K | -4.78% | Jan 31, 2024 | 10-Q | 2024-03-14 |
| Q3 2023 | -$9.1M | -$407K | -4.68% | Oct 31, 2023 | 10-Q | 2023-12-06 |
| Q2 2023 | -$9.08M | -$446K | -5.16% | Jul 31, 2023 | 10-Q | 2023-09-08 |
| Q1 2023 | -$8.89M | -$347K | -4.06% | Apr 30, 2023 | 10-Q | 2024-03-14 |
| Q4 2022 | -$8.73M | Jan 31, 2023 | 10-Q | 2023-03-02 | ||
| Q3 2022 | -$8.7M | Oct 31, 2022 | 10-Q | 2022-12-02 | ||
| Q2 2022 | -$8.64M | Jul 31, 2022 | 10-Q | 2022-09-09 | ||
| Q1 2022 | -$8.55M | -$285K | -3.45% | Apr 30, 2022 | 10-K | 2023-07-25 |
| Q1 2021 | -$8.26M | Apr 30, 2021 | 10-K | 2022-07-29 | ||
| Q4 2014 | -$7.58M | -$401K | -5.59% | Jan 31, 2015 | 10-Q | 2015-03-27 |
| Q3 2014 | -$7.53M | -$453K | -6.4% | Oct 31, 2014 | 10-Q | 2014-12-31 |
| Q2 2014 | -$7.44M | -$492K | -7.07% | Jul 31, 2014 | 10-Q | 2014-09-22 |
| Q1 2014 | -$7.32M | -$456K | -6.64% | Apr 30, 2014 | 10-Q | 2015-03-27 |
| Q4 2013 | -$7.18M | -$414K | -6.12% | Jan 31, 2014 | 10-Q | 2014-03-24 |
| Q3 2013 | -$7.08M | -$464K | -7.01% | Oct 31, 2013 | 10-Q | 2013-12-16 |
| Q2 2013 | -$6.95M | -$435K | -6.68% | Jul 31, 2013 | 10-Q | 2013-09-23 |
| Q1 2013 | -$6.87M | -$429K | -6.67% | Apr 30, 2013 | 10-K | 2014-08-13 |
| Q4 2012 | -$6.76M | -$424K | -6.68% | Jan 31, 2013 | 10-Q | 2013-03-20 |
| Q3 2012 | -$6.61M | -$411K | -6.63% | Oct 31, 2012 | 10-Q | 2012-12-18 |
| Q2 2012 | -$6.52M | -$377K | -6.14% | Jul 31, 2012 | 10-Q | 2012-09-14 |
| Q1 2012 | -$6.44M | -$396K | -6.56% | Apr 30, 2012 | 10-K | 2013-08-09 |
| Q4 2011 | -$6.34M | Jan 31, 2012 | 10-Q | 2012-03-15 | ||
| Q3 2011 | -$6.2M | Oct 31, 2011 | 10-Q | 2011-12-15 | ||
| Q2 2011 | -$6.14M | Jul 31, 2011 | 10-Q/A | 2011-09-28 | ||
| Q1 2011 | -$6.04M | Apr 30, 2011 | 10-K | 2012-07-30 |