| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2022 | 02 Jun 2022 | 001-39405 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Sep 2021 | 27 Sep 2021 | 001-39405 |
| 3 | Open Document | Open Filing | FORM 3 | 23 Jul 2021 | 21 Jul 2021 | 001-39405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2016 | 05 Feb 2016 | 001-11921 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Jan 2016 | 22 Jan 2016 | 001-11921 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2015 | 22 Jan 2015 | 001-11921 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2014 | 28 Feb 2014 | 001-11921 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2014 | 22 Jan 2014 | 001-11921 |