| Date Filed | Type | Description |
| 06/24/2022 |
10-K
| Annual Report for the period ended April 30, 2022 |
| 07/06/2021 |
10-K
| Annual Report for the period ended April 30, 2021 |
| 09/04/2020 |
10-K/A
| Annual Report for the period ended April 30, 2020 [amend] |
| 06/26/2020 |
10-K
| Annual Report for the period ended April 30, 2020 |
| 07/01/2019 |
10-K
| Annual Report for the period ended April 30, 2019 |
| 06/29/2018 |
10-K
| Annual Report for the period ended April 30, 2018 |
| 06/29/2017 |
10-K
| Annual Report for the period ended June 29, 2017 |
| 06/29/2016 |
10-K
| Annual Report for the period ended June 29, 2016 |
| 06/26/2015 |
10-K
| Annual Report for the period ended April 30, 2015 |
| 06/27/2014 |
10-K
| Annual Report for the period ended June 27, 2014 |
| 06/26/2013 |
10-K
| Annual Report for the period ended June 12, 2013 |
| 06/26/2012 |
10-K
| Annual Report for the period ended April 30, 2012 |
| 06/24/2011 |
10-K
| Annual Report for the period ended April 30, 2011 |
| 06/23/2010 |
10-K/A
| Annual Report for the period ended April 30, 2010 [amend] |
| 06/23/2010 |
10-K
| Annual Report for the period ended April 30, 2010 |
| 06/24/2009 |
10-K
| Annual Report for the period ended June 5, 2009 |
| 07/07/2008 |
10-K/A
| Annual Report for the period ended April 30, 2008 [amend] |
| 06/26/2008 |
10-K
| Annual Report for the period ended April 30, 2008 |
| 06/28/2007 |
10-K
| Annual Report for the period ended April 30, 2007 |
| 06/28/2006 |
10-K
| Annual Report for the period ended April 30, 2006 |
| 07/11/2005 |
10-K
| Annual Report for the period ended April 30, 2005 |
| 07/12/2004 |
10-K
| Annual Report for the period ended April 30, 2004 |
| 06/30/2003 |
10-K
| Annual Report for the period ended April 30, 2003 |
| 07/25/2002 |
10-K/A
| Annual Report for the period ended April 30, 2002 [amend] |
| 07/02/2002 |
10-K
| Annual Report for the period ended April 30, 2002 |
| 07/05/2001 |
10-K
| Annual Report for the period ended April 30, 2001 |
| 06/29/2000 |
10-K
| Annual Report for the period ended April 30, 2000 |
| 07/01/1999 |
10-K
| Annual Report for the period ended April 30, 1999 |
| 07/10/1998 |
10-K
| Annual Report for the period ended April 30, 1998 |
| 07/01/1997 |
10-K
| Annual Report for the period ended April 30, 1997 |
| 06/26/1996 |
10-K
| Annual Report for the period ended April 30, 1996 |
| 07/24/1995 |
10-K
| Annual Report for the period ended April 30, 1995 |