| Date Filed | Type | Description |
| 05/18/2023 |
10-Q
| Quarterly Report for the period ended April 30, 2023 |
| 02/24/2023 |
10-Q
| Quarterly Report for the period ended January 31, 2023 |
| 11/17/2022 |
10-Q
| Quarterly Report for the period ended October 31, 2022 |
| 05/26/2022 |
10-Q
| Quarterly Report for the period ended April 30, 2022 |
| 02/17/2022 |
10-Q
| Quarterly Report for the period ended January 31, 2022 |
| 11/18/2021 |
10-Q
| Quarterly Report for the period ended October 31, 2021 |
| 05/20/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 02/18/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2021 |
| 11/19/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 05/21/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 02/20/2020 |
10-Q
| Quarterly Report for the period ended January 31, 2020 |
| 11/21/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 05/23/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 02/21/2019 |
10-Q
| Quarterly Report for the period ended January 31, 2019 |
| 11/15/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 05/24/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 02/22/2018 |
10-Q
| Quarterly Report for the period ended January 31, 2018 |
| 11/16/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 05/25/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 02/23/2017 |
10-Q
| Quarterly Report for the period ended January 31, 2017 |
| 11/16/2016 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 05/19/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 02/19/2016 |
10-Q
| Quarterly Report for the period ended January 31, 2016 |
| 11/19/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 05/27/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 03/04/2015 |
10-Q
| Quarterly Report for the period ended January 31, 2015 |
| 12/02/2014 |
10-Q
| Quarterly Report for the period ended October 31, 2014 |
| 06/04/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 03/05/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 12/06/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 06/06/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 03/08/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 12/05/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 06/05/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
|