| Date Filed | Type | Description |
| 03/15/2023 |
10-K
| Annual Report for the period ended December 31, 2022 |
| 07/15/2022 |
10-K/A
| Annual Report for the period ended December 31, 2021 [amend] |
| 03/10/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 03/04/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 02/27/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/05/2019 |
10-K
| Annual Report for the period ended December 31, 2018 |
| 04/30/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 02/22/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/03/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 04/29/2016 |
10-K/A
| Annual Report for the period ended December 31, 2015 [amend] |
| 03/30/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 02/27/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 01/08/2015 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 02/28/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/30/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 03/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/20/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 02/27/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/23/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 02/28/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 03/01/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/23/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 02/26/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |
| 03/18/2008 |
10-K/A
| Annual Report for the period ended December 31, 2007 [amend] |
| 03/07/2008 |
10-K
| Annual Report for the period ended December 31, 2007 |
| 03/07/2008 |
AR
| 2007 Annual Report/SEC Form 10K (2.3MB) |