| Date Filed | Type | Description |
| 03/13/2019 |
10-Q
| Quarterly Report for the period ended December 31, 2018 |
| 01/30/2019 |
10-Q
| Quarterly Report for the period ended June 30, 2018 |
| 01/09/2019 |
10-Q
| Quarterly Report for the period ended March 31, 2018 |
| 12/28/2018 |
10-Q
| Quarterly Report for the period ended December 31, 2017 |
| 12/04/2018 |
10-Q
| Quarterly Report for the period ended June 30, 2017 |
| 10/23/2018 |
10-Q
| Quarterly Report for the period ended March 31, 2017 |
| 10/23/2018 |
10-Q
| Quarterly Report for the period ended December 31, 2016 |
| 09/26/2017 |
10-Q
| Quarterly Report for the period ended June 30, 2016 |
| 05/23/2016 |
10-Q
| Quarterly Report for the period ended March 31, 2016 |
| 02/16/2016 |
10-Q
| Quarterly Report for the period ended December 31, 2015 |
| 08/14/2015 |
10-Q
| Quarterly Report for the period ended June 30, 2015 |
| 07/21/2015 |
10-Q
| Quarterly Report for the period ended March 31, 2015 |
| 04/07/2015 |
10-Q
| Quarterly Report for the period ended December 31, 2014 |
| 09/19/2014 |
10-Q
| Quarterly Report for the period ended July 31, 2014 |
| 06/23/2014 |
10-Q
| Quarterly Report for the period ended April 30, 2014 |
| 03/24/2014 |
10-Q
| Quarterly Report for the period ended January 31, 2014 |
| 09/23/2013 |
10-Q
| Quarterly Report for the period ended July 31, 2013 |
| 06/14/2013 |
10-Q
| Quarterly Report for the period ended April 30, 2013 |
| 03/19/2013 |
10-Q
| Quarterly Report for the period ended January 31, 2013 |
| 12/18/2012 |
10-Q/A
| Quarterly Report for the period ended July 31, 2012 [amend] |
| 09/18/2012 |
10-Q
| Quarterly Report for the period ended July 31, 2012 |
| 06/14/2012 |
10-Q
| Quarterly Report for the period ended April 30, 2012 |
| 03/16/2012 |
10-Q
| Quarterly Report for the period ended January 31, 2012 |
| 01/19/2012 |
10-Q/A
| Quarterly Report for the period ended July 31, 2011 [amend] |
| 09/22/2011 |
10-Q/A
| Quarterly Report for the period ended July 31, 2010 [amend] |
| 09/19/2011 |
10-Q
| Quarterly Report for the period ended July 31, 2011 |
| 06/20/2011 |
10-Q
| Quarterly Report for the period ended April 30, 2011 |
| 03/22/2011 |
10-Q
| Quarterly Report for the period ended January 31, 2011 |
| 09/20/2010 |
10-Q
| Quarterly Report for the period ended July 31, 2010 |
| 06/21/2010 |
10-Q
| Quarterly Report for the period ended April 30, 2010 |
| 03/17/2010 |
10-Q
| Quarterly Report for the period ended January 31, 2010 |
| 09/14/2009 |
10-Q
| Quarterly Report for the period ended July 31, 2009 |
| 06/15/2009 |
10-Q
| Quarterly Report for the period ended April 30, 2009 |
| 03/16/2009 |
10-Q
| Quarterly Report for the period ended January 31, 2009 |