| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 24 Jan 2023 | 15 Dec 2022 | 001-12934 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2022 | 13 Jun 2022 | 001-12934 |
| 4 | Open Document | Open Filing | 21 Jun 2021 | 17 Jun 2021 | 001-12934 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2020 | 12 Mar 2020 | 001-12934 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2018 | 15 Aug 2018 | 001-12934 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2018 | 19 Mar 2018 | 001-12934 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Sep 2016 | 19 Sep 2016 | 001-12934 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Aug 2016 | 22 Aug 2016 | 001-12934 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Aug 2016 | 19 Aug 2016 | 001-12934 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2016 | 29 Jan 2016 | 001-12934 |
| 4 | Open Document | Open Filing | 16 May 2014 | 15 May 2014 | 001-12934 |