| Date Filed | Type | Description |
| 08/25/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 05/25/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 11/24/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 08/26/2020 |
10-Q
| Quarterly Report for the period ended July 31, 2020 |
| 05/28/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 11/27/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 08/22/2019 |
10-Q
| Quarterly Report for the period ended July 31, 2019 |
| 05/30/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 11/28/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 08/23/2018 |
10-Q
| Quarterly Report for the period ended July 31, 2018 |
| 05/23/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 11/21/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 08/24/2017 |
10-Q
| Quarterly Report for the period ended July 31, 2017 |
| 05/23/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 02/15/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 02/08/2017 |
10-Q
| Quarterly Report for the period ended July 31, 2016 |
| 02/06/2017 |
10-Q/A
| Quarterly Report for the period ended April 30, 2016 [amend] |
| 02/02/2017 |
10-Q/A
| Quarterly Report for the period ended October 31, 2015 [amend] |
| 05/27/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 12/04/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 08/28/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 05/29/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 11/26/2014 |
10-Q
| Quarterly Report for the period ended October 31, 2014 |
| 08/26/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 05/29/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 12/03/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 08/29/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 05/31/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 11/30/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 08/31/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/04/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 12/02/2011 |
10-Q
| Quarterly Report for the period ended October 31, 2011 |
| 09/02/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 06/03/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
|