| Date Filed | Type | Description |
| 03/22/2023 |
10-Q
| Quarterly Report for the period ended January 31, 2023 |
| 02/09/2023 |
10-Q
| Quarterly Report for the period ended October 31, 2022 |
| 06/14/2022 |
10-Q
| Quarterly Report for the period ended April 30, 2022 |
| 03/17/2022 |
10-Q
| Quarterly Report for the period ended January 31, 2022 |
| 12/15/2021 |
10-Q
| Quarterly Report for the period ended October 31, 2021 |
| 06/09/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 04/22/2021 |
10-Q/A
| Quarterly Report for the period ended January 31, 2021 [amend] |
| 03/24/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2021 |
| 12/15/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 06/24/2020 |
10-Q/A
| Quarterly Report for the period ended April 30, 2020 [amend] |
| 06/23/2020 |
10-Q/A
| Quarterly Report for the period ended January 31, 2020 [amend] |
| 06/22/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 03/23/2020 |
10-Q
| Quarterly Report for the period ended January 31, 2020 |
| 12/31/2019 |
10-Q/A
| Quarterly Report for the period ended October 31, 2019 [amend] |
| 12/26/2019 |
10-Q/A
| Quarterly Report for the period ended October 31, 2019 [amend] |
| 12/23/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 06/14/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 04/01/2019 |
10-Q/A
| Quarterly Report for the period ended January 31, 2019 [amend] |
| 03/25/2019 |
10-Q
| Quarterly Report for the period ended January 31, 2019 |
| 12/19/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 08/29/2018 |
10-Q/A
| Quarterly Report for the period ended April 30, 2018 [amend] |
| 08/29/2018 |
10-Q/A
| Quarterly Report for the period ended January 31, 2018 [amend] |
| 08/29/2018 |
10-Q/A
| Quarterly Report for the period ended October 31, 2017 [amend] |
| 06/14/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 03/26/2018 |
10-Q
| Quarterly Report for the period ended January 31, 2018 |
| 12/15/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 06/21/2017 |
10-Q/A
| Quarterly Report for the period ended April 30, 2017 [amend] |
| 06/14/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 03/23/2017 |
10-Q/A
| Quarterly Report for the period ended January 31, 2017 [amend] |
| 03/22/2017 |
10-Q
| Quarterly Report for the period ended January 31, 2017 |
| 01/17/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 06/21/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 03/11/2016 |
10-Q
| Quarterly Report for the period ended January 31, 2016 |
| 12/14/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
|