| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2022 | 04 Aug 2022 | 001-11657 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2022 | 04 Aug 2022 | 001-11657 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2019 | 08 Jan 2019 | 001-00087 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Apr 2018 | 13 Apr 2018 | 000-50189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2018 | 08 Jan 2018 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2017 | 08 Jan 2017 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 01 Jan 2017 | 001-00087 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Apr 2016 | 01 Jan 2016 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jan 2016 | 08 Jan 2016 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2016 | 01 Jan 2016 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2015 | 11 Aug 2015 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 01 Jan 2015 | 001-00087 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 31 Dec 2013 | 001-00087 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2013 | 03 Sep 2013 | 001-00087 |