| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2023 | 07 Feb 2023 | 001-00278 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2022 | 01 Feb 2022 | 001-00278 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2021 | 02 Feb 2021 | 001-00278 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2020 | 04 Feb 2020 | 001-00278 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2019 | 05 Feb 2019 | 001-00278 |
| 4 | Open Document | Open Filing | 11 May 2018 | 10 May 2018 | 001-15451 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2018 | 06 Feb 2018 | 001-00278 |
| 4 | Open Document | Open Filing | 05 May 2017 | 04 May 2017 | 001-15451 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2017 | 07 Feb 2017 | 001-00278 |
| 4 | Open Document | Open Filing | 06 May 2016 | 05 May 2016 | 001-15451 | |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2016 | 04 Feb 2014 | 001-00278 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2016 | 02 Feb 2016 | 001-00278 |
| 4 | Open Document | Open Filing | 08 May 2015 | 07 May 2015 | 001-15451 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2015 | 03 Feb 2015 | 001-00278 |
| 4 | Open Document | Open Filing | 09 May 2014 | 08 May 2014 | 001-15451 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2014 | 04 Feb 2014 | 001-00278 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2014 | 04 Feb 2014 | 001-00278 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jun 2013 | 07 Jun 2013 | 001-03385 |
| 4 | Open Document | Open Filing | 03 May 2013 | 02 May 2013 | 001-15451 | |
| 4 | Open Document | Open Filing | FORM 4 | 05 Sep 2012 | 31 Aug 2012 | 001-03385 |
| 4 | Open Document | Open Filing | 04 May 2012 | 03 May 2012 | 001-15451 |