| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 14, 2025 | Mar 12, 2025 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 7, 2024 | May 6, 2024 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 14, 2024 | Mar 13, 2024 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2024 | Mar 9, 2024 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 13, 2023 | Mar 9, 2023 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 9, 2023 | Mar 8, 2023 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 11, 2022 | Mar 9, 2022 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 12, 2021 | Mar 11, 2021 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2021 | Mar 5, 2021 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2020 | Mar 4, 2020 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2019 | Mar 6, 2019 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 12, 2018 | Mar 8, 2018 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2018 | Mar 7, 2018 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 11, 2018 | Nov 17, 2017 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 13, 2017 | Mar 9, 2017 | 001-13836 |
| 4 | Open Document | Open Filing | Mar 14, 2016 | Mar 10, 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | Mar 8, 2016 | Mar 5, 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | Mar 9, 2015 | Mar 5, 2015 | 001-13836 | |
| 4 | Open Document | Open Filing | Mar 10, 2014 | Mar 6, 2014 | 001-13836 | |
| 3 | Open Document | Open Filing | Mar 10, 2014 | Mar 5, 2014 | 001-13836 |