| Date Filed | Type | Description |
| 05/28/2021 |
10-Q
| Quarterly Report for the period ended April 30, 2021 |
| 03/10/2021 |
10-Q
| Quarterly Report for the period ended January 31, 2021 |
| 12/10/2020 |
10-Q
| Quarterly Report for the period ended October 31, 2020 |
| 06/09/2020 |
10-Q
| Quarterly Report for the period ended April 30, 2020 |
| 03/06/2020 |
10-Q
| Quarterly Report for the period ended January 31, 2020 |
| 12/10/2019 |
10-Q
| Quarterly Report for the period ended October 31, 2019 |
| 06/06/2019 |
10-Q
| Quarterly Report for the period ended April 30, 2019 |
| 03/01/2019 |
10-Q
| Quarterly Report for the period ended January 31, 2019 |
| 11/30/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 06/01/2018 |
10-Q
| Quarterly Report for the period ended April 30, 2018 |
| 03/08/2018 |
10-Q
| Quarterly Report for the period ended January 31, 2018 |
| 12/07/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 06/08/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 03/29/2017 |
10-Q/A
| Quarterly Report for the period ended January 31, 2017 [amend] |
| 03/09/2017 |
10-Q
| Quarterly Report for the period ended January 31, 2017 |
| 12/08/2016 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 06/09/2016 |
10-Q
| Quarterly Report for the period ended April 30, 2016 |
| 03/10/2016 |
10-Q
| Quarterly Report for the period ended January 31, 2016 |
| 12/10/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 06/09/2015 |
10-Q
| Quarterly Report for the period ended April 30, 2015 |
| 03/12/2015 |
10-Q
| Quarterly Report for the period ended January 31, 2015 |
| 12/10/2014 |
10-Q
| Quarterly Report for the period ended October 31, 2014 |
| 06/09/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 03/12/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 12/10/2013 |
10-Q
| Quarterly Report for the period ended October 31, 2013 |
| 06/10/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 03/12/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 12/10/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 06/11/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 03/12/2012 |
10-Q
| Quarterly Report for the period ended January 31, 2012 |
| 12/12/2011 |
10-Q
| Quarterly Report for the period ended October 31, 2011 |
| 06/09/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
| 03/11/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 12/10/2010 |
10-Q
| Quarterly Report for the period ended October 31, 2010 |
|