| Date Filed | Type | Description |
| 05/02/2022 |
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 |
| 04/30/2021 |
10-K/A
| Annual Report for the period ended December 31, 2020 [amend] |
| 03/31/2021 |
10-K
| Annual Report for the period ended December 31, 2020 |
| 07/17/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 05/19/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 04/29/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 04/06/2020 |
10-K/A
| Annual Report for the period ended December 31, 2019 [amend] |
| 03/27/2020 |
10-K
| Annual Report for the period ended December 31, 2019 |
| 03/29/2019 |
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] |
| 03/26/2018 |
10-K
| Annual Report for the period ended December 31, 2017 |
| 06/23/2017 |
10-K/A
| Annual Report for the period ended December 31, 2016 [amend] |
| 03/27/2017 |
10-K
| Annual Report for the period ended December 31, 2016 |
| 03/28/2016 |
10-K
| Annual Report for the period ended December 31, 2015 |
| 04/30/2015 |
10-K/A
| Annual Report for the period ended December 31, 2014 [amend] |
| 03/27/2015 |
10-K
| Annual Report for the period ended December 31, 2014 |
| 07/08/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 05/05/2014 |
10-K/A
| Annual Report for the period ended December 31, 2013 [amend] |
| 03/31/2014 |
10-K
| Annual Report for the period ended December 31, 2013 |
| 05/09/2013 |
10-K/A
| Annual Report for the period ended December 31, 2012 [amend] |
| 04/01/2013 |
10-K
| Annual Report for the period ended December 31, 2012 |
| 09/14/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 04/27/2012 |
10-K/A
| Annual Report for the period ended December 31, 2011 [amend] |
| 03/30/2012 |
10-K
| Annual Report for the period ended December 31, 2011 |
| 04/19/2011 |
10-K/A
| Annual Report for the period ended December 31, 2010 [amend] |
| 04/14/2011 |
10-K
| Annual Report for the period ended December 31, 2010 |
| 06/17/2010 |
10-K
| Annual Report for the period ended December 31, 2009 |
| 04/30/2009 |
10-K/A
| Annual Report for the period ended December 31, 2008 [amend] |
| 03/31/2009 |
10-K
| Annual Report for the period ended December 31, 2008 |