| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2025 | Apr 1, 2025 | 001-08597 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2024 | May 23, 2024 | 001-38879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2024 | Apr 1, 2024 | 001-08597 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2023 | May 24, 2023 | 001-38879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2023 | Apr 1, 2023 | 001-08597 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2022 | May 24, 2022 | 001-38879 |
| 3 | Open Document | Open Filing | FORM 3 | May 26, 2022 | May 24, 2022 | 001-38879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2022 | Apr 1, 2022 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 5, 2021 | Apr 1, 2021 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 3, 2020 | Apr 1, 2020 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2019 | May 21, 2019 | 001-08597 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | May 23, 2019 | Apr 1, 2019 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 2, 2019 | Apr 1, 2019 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2018 | Nov 15, 2018 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 16, 2017 | Nov 15, 2016 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 20, 2016 | Apr 19, 2016 | 001-08597 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2016 | Apr 1, 2016 | 001-08597 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 4, 2016 | Apr 1, 2016 | 001-08597 |