| Date Filed | Type | Description |
| 03/31/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 03/31/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/31/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 04/13/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 03/30/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 04/01/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 03/30/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/16/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/18/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/18/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 03/14/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/07/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/15/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/26/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/16/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 12/10/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 10/03/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 06/20/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 03/28/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |