| Date Filed | Type | Description |
| 03/17/2022 |
10-K
| Annual Report for the period ended December 31, 2021 |
| 04/30/2021 |
10-K/A
| Annual Report for the period ended December 31, 2020 [amend] |
| 03/16/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 03/13/2020 |
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 |
| 09/21/2018 |
10-K/A
| Annual Report for the period ended December 31, 2017 [amend] |
| 03/28/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 03/31/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/30/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 03/18/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 03/13/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 02/24/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 03/18/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 03/05/2013 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 10/09/2012 |
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 |
| 01/07/2011 |
10-K
| Annual Report for the period ended October 31, 2010 |
| 01/29/2010 |
10-K
| Annual Report for the period ended October 31, 2009 |