| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2025 | 12 Mar 2025 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2024 | 13 Mar 2024 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2024 | 09 Mar 2024 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2023 | 09 Mar 2023 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2023 | 08 Mar 2023 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Mar 2022 | 09 Mar 2022 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2021 | 11 Mar 2021 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2021 | 05 Mar 2021 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2020 | 04 Mar 2020 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2019 | 06 Mar 2019 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2018 | 06 Dec 2018 | 001-13836 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Dec 2018 | 06 Dec 2018 | 001-13836 |