| Date Filed | Type | Description |
| 04/15/2022 |
10-K/A
| Annual Report for the period ended December 31, 2021 [amend] |
| 04/15/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 08/31/2021 |
10-K/A
| Annual Report for the period ended December 31, 2020 [amend] |
| 04/20/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 04/10/2020 |
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 |
| 04/18/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 05/09/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 04/21/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 04/17/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 12/20/2016 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 12/20/2016 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 04/25/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 11/16/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 11/16/2015 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 04/16/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 03/16/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 10/28/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 09/30/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 08/30/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 07/02/2010 |
10-K/A
| Annual Report for the period ended December 31, 2009 [amend] |
| 04/05/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 03/27/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |