| Date Filed | Type | Description |
| 01/31/2018 |
10-Q
| Quarterly Report for the period ended July 31, 2017 |
| 08/09/2017 |
10-Q
| Quarterly Report for the period ended April 30, 2017 |
| 06/16/2017 |
10-Q
| Quarterly Report for the period ended January 31, 2017 |
| 05/15/2014 |
10-Q
| Quarterly Report for the period ended March 31, 2014 |
| 11/14/2013 |
10-Q
| Quarterly Report for the period ended September 30, 2013 |
| 08/16/2013 |
10-Q
| Quarterly Report for the period ended June 30, 2013 |
| 05/21/2013 |
10-Q/A
| Quarterly Report for the period ended March 31, 2013 [amend] |
| 05/20/2013 |
10-Q
| Quarterly Report for the period ended March 31, 2013 |
| 11/21/2012 |
10-Q
| Quarterly Report for the period ended September 30, 2012 |
| 09/04/2012 |
10-Q/A
| Quarterly Report for the period ended June 30, 2012 [amend] |
| 08/20/2012 |
10-Q
| Quarterly Report for the period ended June 30, 2012 |
| 05/15/2012 |
10-Q
| Quarterly Report for the period ended March 31, 2012 |
| 11/14/2011 |
10-Q
| Quarterly Report for the period ended September 30, 2011 |
| 11/07/2011 |
10-Q/A
| Quarterly Report for the period ended June 30, 2011 [amend] |
| 09/13/2011 |
10-Q/A
| Quarterly Report for the period ended June 30, 2011 [amend] |
| 08/29/2011 |
10-Q/A
| Quarterly Report for the period ended March 31, 2011 [amend] |
| 08/15/2011 |
10-Q
| Quarterly Report for the period ended June 30, 2011 |
| 05/16/2011 |
10-Q
| Quarterly Report for the period ended March 31, 2011 |
| 11/15/2010 |
10-Q
| Quarterly Report for the period ended September 30, 2010 |
| 08/12/2010 |
10-Q
| Quarterly Report for the period ended June 30, 2010 |
| 05/17/2010 |
10-Q
| Quarterly Report for the period ended March 31, 2010 |
| 12/23/2009 |
10-Q
| Quarterly Report for the period ended September 30, 2009 |
| 08/19/2009 |
10-Q
| Quarterly Report for the period ended June 30, 2009 |
| 05/12/2009 |
10-Q
| Quarterly Report for the period ended March 31, 2009 |
| 11/05/2008 |
10-Q
| Quarterly Report for the period ended September 30, 2008 |
| 08/07/2008 |
10-Q
| Quarterly Report for the period ended June 30, 2008 |
| 07/25/2008 |
10-Q/A
| Quarterly Report for the period ended March 31, 2008 [amend] |
| 07/18/2008 |
10-Q/A
| Quarterly Report for the period ended March 31, 2008 [amend] |
| 05/12/2008 |
10-Q
| Quarterly Report for the period ended March 31, 2008 |