| 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 |
| 03/30/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 04/16/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 04/05/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 04/13/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/14/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/31/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 04/11/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/15/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 05/17/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 04/15/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 04/13/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 08/05/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 07/30/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 07/15/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/31/2009 |
10-K
| Annual Report for the period ended March 31, 2009 |