| Date Filed | Type | Description |
| 09/09/2021 |
10-Q
| Quarterly Report for the period ended July 31, 2021 |
| 06/08/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 09/08/2020 |
10-Q
| Quarterly Report for the period ended July 31, 2020 |
| 12/10/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 09/09/2019 |
10-Q
| Quarterly Report for the period ended July 31, 2019 |
| 06/07/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 12/07/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 09/10/2018 |
10-Q
| Quarterly Report for the period ended July 31, 2018 |
| 06/08/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 12/07/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 09/08/2017 |
10-Q
| Quarterly Report for the period ended July 31, 2017 |
| 06/09/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 12/09/2016 |
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 |
| 06/07/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 12/09/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 09/04/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 06/05/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 12/03/2014 |
10-Q
| Quarterly Report for the period ended October 31, 2014 |
| 09/08/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 06/06/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 12/06/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 09/06/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 06/07/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 12/07/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 09/07/2012 |
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 |
| 12/09/2011 |
10-Q
| Quarterly Report for the period ended October 31, 2011 |
| 09/09/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 06/09/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
| 12/08/2010 |
10-Q
| Quarterly Report for the period ended October 31, 2010 |
| 09/09/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 06/09/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2010 |
| 12/10/2009 |
10-Q
| Quarterly Report for the period ended October 31, 2009 |
|