| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 12, 2024 | Jun 11, 2024 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 12, 2023 | Jun 9, 2023 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 13, 2022 | Jun 10, 2022 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2021 | Jun 2, 2021 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 9, 2019 | Sep 9, 2019 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 10, 2019 | Jun 7, 2019 | 001-12911 |
| 4 | Open Document | Open Filing | Jan 3, 2019 | Jan 1, 2019 | 001-08809 | |
| 4 | Open Document | Open Filing | Jul 30, 2018 | Jul 27, 2018 | 001-08809 | |
| 3 | Open Document | Open Filing | Jul 17, 2018 | Jul 13, 2018 | 001-08809 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 11, 2018 | Jun 8, 2018 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 12, 2017 | Jun 9, 2017 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2017 | May 15, 2017 | 001-12911 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 7, 2017 | Mar 7, 2017 | 001-12911 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 21, 2017 | Feb 8, 2017 | 001-12911 |