| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 24 Mar 2025 | 20 Mar 2025 | 001-33045 | |
| 4 | Open Document | Open Filing | 22 Mar 2024 | 20 Mar 2024 | 001-33045 | |
| 3 | Open Document | Open Filing | 03 Apr 2023 | 01 Apr 2023 | 001-33045 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jul 2022 | 08 Jul 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Apr 2022 | 08 Apr 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2022 | 17 Mar 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2022 | 04 Mar 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2022 | 14 Jan 2022 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Oct 2021 | 08 Oct 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Sep 2021 | 02 Sep 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2021 | 09 Jul 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2021 | 09 Apr 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2021 | 04 Mar 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jan 2021 | 08 Jan 2021 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Oct 2020 | 09 Oct 2020 | 000-16211 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2020 | 02 Sep 2020 | 000-16211 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2020 | 31 Aug 2020 | 000-16211 |
| 4 | Open Document | Open Filing | 14 May 2019 | 13 May 2019 | 001-33072 | |
| 4 | Open Document | Open Filing | 12 Mar 2019 | 08 Mar 2019 | 001-33072 | |
| 4 | Open Document | Open Filing | 05 Mar 2019 | 02 Mar 2019 | 001-33072 | |
| 4 | Open Document | Open Filing | 19 Feb 2019 | 14 Feb 2019 | 001-33072 | |
| 4 | Open Document | Open Filing | 12 Dec 2018 | 11 Dec 2018 | 001-33072 | |
| 4 | Open Document | Open Filing | 16 May 2018 | 14 May 2018 | 001-33072 | |
| 4 | Open Document | Open Filing | 06 Mar 2018 | 02 Mar 2018 | 001-33072 | |
| 4 | Open Document | Open Filing | 20 Feb 2018 | 15 Feb 2018 | 001-33072 | |
| 4 | Open Document | Open Filing | 12 Dec 2017 | 11 Dec 2017 | 001-33072 | |
| 4 | Open Document | Open Filing | 16 May 2017 | 13 May 2017 | 001-33072 | |
| 4 | Open Document | Open Filing | 07 Mar 2017 | 03 Mar 2017 | 001-33072 | |
| 4 | Open Document | Open Filing | 13 Dec 2016 | 11 Dec 2016 | 001-33072 | |
| 4 | Open Document | Open Filing | 17 May 2016 | 13 May 2016 | 001-33072 | |
| 3 | Open Document | Open Filing | 22 Apr 2016 | 12 Apr 2016 | 001-33072 |