| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q1 2023 | $9.97M | -$2.66M | -21.1% | Apr 30, 2023 | 10-Q | 2023-06-12 |
| Q4 2022 | $11.4M | -$1.22M | -9.66% | Jan 31, 2023 | 10-Q | 2023-06-12 |
| Q3 2022 | $9.8M | -$858K | -8.05% | Oct 31, 2022 | 10-Q | 2022-12-14 |
| Q2 2022 | $11.5M | -$313K | -2.65% | Jul 31, 2022 | 10-Q | 2022-09-13 |
| Q1 2022 | $12.6M | -$4.06M | -24.3% | Apr 30, 2022 | 10-Q | 2022-06-08 |
| Q4 2021 | $12.7M | -$6.2M | -32.8% | Jan 31, 2022 | 10-K | 2023-04-17 |
| Q3 2021 | $10.7M | -$7.85M | -42.4% | Oct 31, 2021 | 10-Q | 2021-12-15 |
| Q2 2021 | $11.8M | -$9.19M | -43.7% | Jul 31, 2021 | 10-Q | 2021-09-14 |
| Q1 2021 | $16.7M | -$5.05M | -23.2% | Apr 30, 2021 | 10-Q | 2021-06-11 |
| Q4 2020 | $18.9M | -$4.09M | -17.8% | Jan 31, 2021 | 10-K | 2022-04-08 |
| Q3 2020 | $18.5M | -$4.97M | -21.2% | Oct 31, 2020 | 10-Q | 2020-12-10 |
| Q2 2020 | $21M | -$2.76M | -11.6% | Jul 31, 2020 | 10-Q | 2020-09-09 |
| Q1 2020 | $21.7M | -$2.61M | -10.7% | Apr 30, 2020 | 10-Q | 2020-06-12 |
| Q4 2019 | $23M | -$685K | -2.9% | Jan 31, 2020 | 10-K | 2021-04-15 |
| Q3 2019 | $23.5M | +$4.79M | +25.7% | Oct 31, 2019 | 10-Q | 2019-12-05 |
| Q2 2019 | $23.8M | +$6.99M | +41.6% | Jul 31, 2019 | 10-Q | 2019-08-30 |
| Q1 2019 | $24.4M | +$976K | +4.18% | Apr 30, 2019 | 10-Q | 2019-06-07 |
| Q4 2018 | $23.6M | -$9.97M | -29.7% | Jan 31, 2019 | 10-K | 2020-04-20 |
| Q3 2018 | $18.7M | -$28.6M | -60.5% | Oct 31, 2018 | 10-Q/A | 2018-12-17 |
| Q2 2018 | $16.8M | -$26M | -60.7% | Jul 31, 2018 | 10-Q | 2018-09-10 |
| Q1 2018 | $23.4M | -$15.3M | -39.6% | Apr 30, 2018 | 10-Q | 2018-06-11 |
| Q4 2017 | $33.6M | -$12.9M | -27.8% | Jan 31, 2018 | 10-K | 2019-04-12 |
| Q3 2017 | $47.3M | -$1.68M | -3.43% | Oct 31, 2017 | 10-Q | 2017-12-07 |
| Q2 2017 | $42.7M | -$5.15M | -10.8% | Jul 31, 2017 | 10-Q | 2017-09-07 |
| Q1 2017 | $38.7M | -$2.35M | -5.72% | Apr 30, 2017 | 10-Q | 2017-06-07 |
| Q4 2016 | $46.5M | -$120K | -0.26% | Jan 31, 2017 | 10-K | 2018-04-16 |
| Q3 2016 | $48.9M | +$1.2M | +2.52% | Oct 31, 2016 | 10-Q | 2016-12-08 |
| Q2 2016 | $47.9M | +$2.56M | +5.64% | Jul 31, 2016 | 10-Q | 2016-09-06 |
| Q1 2016 | $41M | -$4.02M | -8.93% | Apr 30, 2016 | 10-Q | 2016-06-09 |
| Q4 2015 | $46.7M | +$5.35M | +13% | Jan 31, 2016 | 10-K | 2017-04-17 |
| Q3 2015 | $47.7M | +$6.54M | +15.9% | Oct 31, 2015 | 10-Q | 2015-12-10 |
| Q2 2015 | $45.3M | +$634K | +1.42% | Jul 31, 2015 | 10-Q | 2015-09-03 |
| Q1 2015 | $45.1M | -$2.53M | -5.31% | Apr 30, 2015 | 10-Q | 2015-06-05 |
| Q4 2014 | $41.3M | -$8.37M | -16.9% | Jan 31, 2015 | 10-K | 2016-04-13 |
| Q3 2014 | $41.2M | -$6.83M | -14.2% | Oct 31, 2014 | 10-Q | 2014-12-05 |
| Q2 2014 | $44.7M | -$11M | -19.7% | Jul 31, 2014 | 10-Q | 2014-09-05 |
| Q1 2014 | $47.6M | -$9.03M | -15.9% | Apr 30, 2014 | 10-Q | 2014-06-06 |
| Q4 2013 | $49.7M | -$12.8M | -20.5% | Jan 31, 2014 | 10-K | 2015-04-07 |
| Q3 2013 | $48M | -$10.9M | -18.4% | Oct 31, 2013 | 10-Q | 2013-12-06 |
| Q2 2013 | $55.7M | -$5.58M | -9.11% | Jul 31, 2013 | 10-Q | 2013-09-09 |
| Q1 2013 | $56.6M | -$19.7M | -25.8% | Apr 30, 2013 | 10-Q | 2013-06-07 |
| Q4 2012 | $62.5M | -$25.4M | -28.9% | Jan 31, 2013 | 10-K | 2014-04-04 |
| Q3 2012 | $58.9M | -$17.1M | -22.5% | Oct 31, 2012 | 10-Q | 2012-12-07 |
| Q2 2012 | $61.2M | -$20.9M | -25.4% | Jul 31, 2012 | 10-Q | 2012-09-07 |
| Q1 2012 | $76.3M | Apr 30, 2012 | 10-Q | 2012-06-07 | ||
| Q4 2011 | $87.9M | -$8.14M | -8.47% | Jan 31, 2012 | 10-K | 2013-04-10 |
| Q3 2011 | $76M | Oct 31, 2011 | 10-Q | 2011-12-12 | ||
| Q2 2011 | $82.1M | Jul 31, 2011 | 10-Q | 2011-09-09 | ||
| Q4 2010 | $96M | Jan 31, 2011 | 10-K/A | 2012-04-06 |