| Date Filed | Type | Description |
| 03/08/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 03/09/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 04/09/2021 |
10-K/A
| Annual Report for the period ended December 31, 2020 [amend] |
| 03/10/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/11/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/12/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/15/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 09/01/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 07/31/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 03/15/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/01/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 03/11/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 04/28/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 03/27/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 07/29/2014 |
10-K/A
| Annual Report for the period ended March 31, 2014 [amend] |
| 06/10/2014 |
10-K
| Annual Report for the period ended March 31, 2014 |
| 06/13/2013 |
10-K
| Annual Report for the period ended March 31, 2013 |
| 07/13/2012 |
10-K/A
| Annual Report for the period ended March 31, 2012 [amend] |
| 06/05/2012 |
10-K/A
| Annual Report for the period ended March 31, 2012 [amend] |
| 06/04/2012 |
10-K
| Annual Report for the period ended March 31, 2012 |
| 06/16/2011 |
10-K
| Annual Report for the period ended June 9, 2011 |
| 06/18/2010 |
10-K
| Annual Report for the period ended March 31, 2010 |
| 10/09/2009 |
10-K/A
| Annual Report for the period ended March 31, 2009 [amend] |
| 06/18/2009 |
10-K
| Annual Report for the period ended March 31, 2009 |
| 07/28/1997 |
10-K/A
| Annual Report for the period ended March 31, 1997 [amend] |