| Date Filed | Type | Description |
| 04/28/2023 |
10-Q
| Quarterly Report for the period ended January 31, 2023 |
| 09/14/2022 |
10-Q
| Quarterly Report for the period ended July 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 |
| 09/13/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 06/14/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 03/17/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2021 |
| 09/14/2020 |
10-Q
| Quarterly Report for the period ended July 31, 2020 |
| 06/15/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 03/16/2020 |
10-Q
| Quarterly Report for the period ended January 31, 2020 |
| 09/13/2019 |
10-Q
| Quarterly Report for the period ended July 31, 2019 |
| 06/19/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 03/14/2019 |
10-Q
| Quarterly Report for the period ended January 31, 2019 |
| 09/14/2018 |
10-Q
| Quarterly Report for the period ended July 31, 2018 |
| 06/07/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 03/07/2018 |
10-Q
| Quarterly Report for the period ended January 31, 2018 |
| 09/13/2017 |
10-Q
| Quarterly Report for the period ended July 31, 2017 |
| 06/13/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 03/17/2017 |
10-Q
| Quarterly Report for the period ended January 31, 2017 |
| 09/14/2016 |
10-Q
| Quarterly Report for the period ended July 31, 2016 |
| 06/03/2016 |
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 |
| 09/14/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 06/11/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 03/09/2015 |
10-Q
| Quarterly Report for the period ended January 31, 2015 |
| 09/10/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 06/10/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 03/14/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 09/11/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 06/13/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 03/15/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 09/12/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/13/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 03/09/2012 |
10-Q
| Quarterly Report for the period ended January 31, 2012 |
|