| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 26, 2025 | Mar 25, 2025 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 26, 2024 | Mar 25, 2024 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2023 | Mar 27, 2023 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2022 | Mar 28, 2022 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 26, 2021 | Mar 25, 2021 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 26, 2020 | Mar 26, 2020 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 17, 2019 | Dec 13, 2019 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 29, 2019 | Mar 27, 2019 | 001-12681 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2018 | Mar 29, 2018 | 001-12681 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 23, 2014 | Dec 15, 2014 | 811-08025 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 23, 2014 | Dec 15, 2014 | 811-09261 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 23, 2014 | Dec 15, 2014 | 811-08747 |