| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2022 | $500 | +$500 | Jan 31, 2023 | 10-Q | 2023-05-26 | |
| Q3 2022 | $1.25K | +$1.25K | Oct 31, 2022 | 10-Q | 2023-05-26 | |
| Q2 2022 | $6.75K | +$6.75K | Jul 31, 2022 | 10-Q | 2022-11-04 | |
| Q1 2022 | $2.75K | +$2.75K | Apr 30, 2022 | 10-Q | 2022-07-29 | |
| Q4 2021 | $0 | $0 | Jan 31, 2022 | 10-Q | 2022-03-31 | |
| Q3 2021 | $0 | $0 | Oct 31, 2021 | 10-K/A | 2023-05-24 | |
| Q2 2021 | $0 | $0 | Jul 31, 2021 | 10-Q | 2021-09-09 | |
| Q1 2021 | $0 | -$750 | -100% | Apr 30, 2021 | 10-Q | 2021-06-14 |
| Q4 2020 | $0 | $0 | Jan 31, 2021 | 10-Q | 2021-04-07 | |
| Q3 2020 | $0 | $0 | Oct 31, 2020 | 10-K | 2022-01-26 | |
| Q2 2020 | $0 | $0 | Jul 31, 2020 | 10-Q | 2020-08-10 | |
| Q1 2020 | $750 | +$750 | Apr 30, 2020 | 10-Q | 2020-05-27 | |
| Q4 2019 | $0 | $0 | Jan 31, 2020 | 10-Q | 2020-03-10 | |
| Q3 2019 | $0 | $0 | Oct 31, 2019 | 10-K | 2021-03-22 | |
| Q2 2019 | $0 | $0 | Jul 31, 2019 | 10-Q | 2019-09-12 | |
| Q1 2019 | $0 | -$20.6K | -100% | Apr 30, 2019 | 10-Q | 2019-08-06 |
| Q4 2018 | $0 | -$20.6K | -100% | Jan 31, 2019 | 10-Q | 2019-08-06 |
| Q3 2018 | $0 | -$20.1K | -100% | Oct 31, 2018 | 10-K | 2020-01-09 |
| Q2 2018 | $0 | -$22.8K | -100% | Jul 31, 2018 | 10-Q | 2019-08-06 |
| Q1 2018 | $20.6K | -$131 | -0.63% | Apr 30, 2018 | 10-Q | 2018-06-06 |
| Q4 2017 | $20.6K | -$326 | -1.56% | Jan 31, 2018 | 10-Q/A | 2018-04-25 |
| Q3 2017 | $20.1K | -$1.13K | -5.35% | Oct 31, 2017 | 10-K | 2019-08-06 |
| Q2 2017 | $22.8K | +$1.45K | +6.82% | Jul 31, 2017 | 10-Q | 2017-09-19 |
| Q1 2017 | $20.8K | -$1K | -4.61% | Apr 30, 2017 | 10-Q | 2017-06-15 |
| Q4 2016 | $20.9K | -$1.18K | -5.35% | Jan 31, 2017 | 10-Q | 2017-03-17 |
| Q3 2016 | $21.2K | -$3.03K | -12.5% | Oct 31, 2016 | 10-K | 2018-02-13 |
| Q2 2016 | $21.3K | -$6.44K | -23.2% | Jul 31, 2016 | 10-Q | 2016-09-14 |
| Q1 2016 | $21.8K | -$4.7K | -17.7% | Apr 30, 2016 | 10-Q | 2016-05-27 |
| Q4 2015 | $22.1K | -$28.7K | -56.6% | Jan 31, 2016 | 10-Q | 2016-03-16 |
| Q3 2015 | $24.2K | -$7.67K | -24% | Oct 31, 2015 | 10-K | 2017-02-14 |
| Q2 2015 | $27.8K | Jul 31, 2015 | 10-Q | 2015-09-18 | ||
| Q1 2015 | $26.5K | Apr 30, 2015 | 10-Q | 2015-06-11 | ||
| Q4 2014 | $50.8K | Jan 31, 2015 | 10-Q | 2015-03-13 | ||
| Q3 2014 | $31.9K | -$10.3K | -24.3% | Oct 31, 2014 | 10-K | 2016-01-25 |
| Q3 2013 | $42.2K | Oct 31, 2013 | 10-K | 2015-01-12 |