| Date Filed | Type | Description |
| 03/18/2019 |
10-Q
| Quarterly Report for the period ended January 31, 2019 |
| 12/17/2018 |
10-Q
| Quarterly Report for the period ended October 31, 2018 |
| 09/13/2018 |
10-Q
| Quarterly Report for the period ended July 31, 2018 |
| 03/19/2018 |
10-Q
| Quarterly Report for the period ended January 31, 2018 |
| 12/14/2017 |
10-Q
| Quarterly Report for the period ended October 31, 2017 |
| 09/14/2017 |
10-Q
| Quarterly Report for the period ended July 31, 2017 |
| 03/16/2017 |
10-Q
| Quarterly Report for the period ended January 31, 2017 |
| 12/15/2016 |
10-Q
| Quarterly Report for the period ended October 31, 2016 |
| 09/14/2016 |
10-Q
| Quarterly Report for the period ended July 31, 2016 |
| 03/16/2016 |
10-Q
| Quarterly Report for the period ended January 31, 2016 |
| 12/15/2015 |
10-Q
| Quarterly Report for the period ended October 31, 2015 |
| 09/14/2015 |
10-Q
| Quarterly Report for the period ended July 31, 2015 |
| 03/17/2015 |
10-Q
| Quarterly Report for the period ended January 31, 2015 |
| 12/15/2014 |
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 |
| 03/21/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 12/23/2013 |
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 |
| 03/12/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 12/12/2012 |
10-Q
| Quarterly Report for the period ended October 31, 2012 |
| 09/21/2012 |
10-Q/A
| Quarterly Report for the period ended July 31, 2012 [amend] |
| 09/12/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 03/16/2012 |
10-Q
| Quarterly Report for the period ended January 31, 2012 |
| 12/16/2011 |
10-Q/A
| Quarterly Report for the period ended October 31, 2011 [amend] |
| 12/15/2011 |
10-Q
| Quarterly Report for the period ended October 31, 2011 |
| 09/14/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 03/16/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 12/14/2010 |
10-Q
| Quarterly Report for the period ended October 31, 2010 |
| 09/14/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 03/17/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2010 |
| 12/10/2009 |
10-Q
| Quarterly Report for the period ended October 31, 2009 |
| 09/10/2009 |
10-Q
| Quarterly Report for the period ended July 31, 2009 |
| 03/11/2009 |
10-Q
| Quarterly Report for the period ended January 31, 2009 |
| 12/10/2008 |
10-Q
| Quarterly Report for the period ended October 31, 2008 |
|