| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 24, 2024 | Jun 24, 2024 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 22, 2023 | Aug 22, 2023 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 12, 2023 | Jul 12, 2023 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2022 | Jun 28, 2022 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 9, 2021 | Jun 8, 2021 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 9, 2020 | Jul 9, 2020 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 25, 2019 | Jun 25, 2019 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 10, 2018 | Jul 9, 2018 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2017 | Jul 5, 2017 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 8, 2016 | Jun 7, 2016 | 001-08491 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 31, 2016 | May 30, 2016 | 001-08491 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2016 | Mar 3, 2016 | 001-08491 |