| Period | Value | YoY Chg | Change % | Date | Report | Filed |
|---|---|---|---|---|---|---|
| Q4 2023 | $0 | $0 | 0% | Jan 31, 2024 | 10-K | 2024-04-02 |
| Q4 2022 | $0 | $0 | 0% | Jan 31, 2023 | 10-K | 2024-04-02 |
| Q1 2022 | $0 | $0 | 0% | Apr 30, 2022 | 10-Q | 2022-06-08 |
| Q4 2021 | $0 | $0 | 0% | Jan 31, 2022 | 10-K | 2023-04-07 |
| Q3 2021 | $0 | $0 | 0% | Oct 31, 2021 | 10-Q | 2021-12-08 |
| Q2 2021 | $0 | $0 | 0% | Jul 31, 2021 | 10-Q | 2021-09-08 |
| Q1 2021 | $0 | $0 | 0% | Apr 30, 2021 | 10-Q | 2021-06-09 |
| Q4 2020 | $0 | $0 | 0% | Jan 31, 2021 | 10-K | 2022-04-08 |
| Q3 2020 | $0 | $0 | 0% | Oct 31, 2020 | 10-Q | 2020-12-04 |
| Q2 2020 | $0 | $0 | 0% | Jul 31, 2020 | 10-Q | 2020-09-04 |
| Q1 2020 | $0 | $0 | 0% | Apr 30, 2020 | 10-Q | 2020-06-09 |
| Q4 2019 | $0 | $0 | 0% | Jan 31, 2020 | 10-K | 2021-04-07 |
| Q3 2019 | $0 | $0 | 0% | Oct 31, 2019 | 10-Q | 2019-12-06 |
| Q2 2019 | $0 | $0 | 0% | Jul 31, 2019 | 10-Q | 2019-09-09 |
| Q1 2019 | $0 | $0 | 0% | Apr 30, 2019 | 10-Q | 2019-06-07 |
| Q4 2018 | $0 | $0 | 0% | Jan 31, 2019 | 10-K | 2020-04-14 |
| Q3 2018 | $0 | $0 | 0% | Oct 31, 2018 | 10-Q | 2018-12-07 |
| Q2 2018 | $0 | $0 | 0% | Jul 31, 2018 | 10-Q | 2018-09-06 |
| Q1 2018 | $0 | $0 | 0% | Apr 30, 2018 | 10-Q | 2018-06-08 |
| Q4 2017 | $0 | $0 | 0% | Jan 31, 2018 | 10-K | 2019-04-03 |
| Q3 2017 | $0 | $0 | 0% | Oct 31, 2017 | 10-Q | 2017-12-08 |
| Q2 2017 | $0 | $0 | 0% | Jul 31, 2017 | 10-Q | 2017-09-07 |
| Q1 2017 | $0 | $0 | 0% | Apr 30, 2017 | 10-Q | 2017-06-06 |
| Q4 2016 | $0 | $0 | 0% | Jan 31, 2017 | 10-K | 2018-04-02 |
| Q3 2016 | $0 | $0 | 0% | Oct 31, 2016 | 10-Q | 2016-12-09 |
| Q2 2016 | $0 | $0 | 0% | Jul 31, 2016 | 10-Q | 2016-09-09 |
| Q1 2016 | $0 | Apr 30, 2016 | 10-Q | 2016-06-10 | ||
| Q4 2015 | $0 | $0 | 0% | Jan 31, 2016 | 10-K | 2017-04-11 |
| Q3 2015 | $0 | Oct 31, 2015 | 10-Q | 2015-12-10 | ||
| Q2 2015 | $0 | Jul 6, 2015 | 10-Q | 2016-12-09 | ||
| Q4 2014 | $0 | Jan 31, 2015 | 10-K | 2016-04-13 |