| Date Filed | Type | Description |
| 12/15/2022 |
10-Q
| Quarterly Report for the period ended October 31, 2022 |
| 09/08/2022 |
10-Q
| Quarterly Report for the period ended July 31, 2022 |
| 06/09/2022 |
10-Q
| Quarterly Report for the period ended April 30, 2022 |
| 12/14/2021 |
10-Q
| Quarterly Report for the period ended October 31, 2021 |
| 09/14/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 06/09/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 12/10/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 09/10/2020 |
10-Q
| Quarterly Report for the period ended July 31, 2020 |
| 06/11/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 01/07/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 09/12/2019 |
10-Q
| Quarterly Report for the period ended July 31, 2019 |
| 06/13/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 12/14/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 09/12/2018 |
10-Q
| Quarterly Report for the period ended July 31, 2018 |
| 06/13/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 12/12/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 09/13/2017 |
10-Q
| Quarterly Report for the period ended July 31, 2017 |
| 06/12/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 12/07/2016 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 09/07/2016 |
10-Q
| Quarterly Report for the period ended July 31, 2016 |
| 06/08/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 12/10/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 09/03/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 06/09/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 12/09/2014 |
10-Q
| Quarterly Report for the period ended October 31, 2014 |
| 09/15/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 07/24/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 12/16/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 09/13/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 06/14/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 12/14/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 10/12/2012 |
10-Q/A
| Quarterly Report for the period ended July 31, 2012 [amend] |
| 09/14/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/08/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
|