| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2025 | May 15, 2025 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2024 | May 13, 2024 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2023 | May 15, 2023 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 18, 2022 | May 17, 2022 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 20, 2021 | May 18, 2021 | 001-33994 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 28, 2020 | May 26, 2020 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2019 | Feb 19, 2019 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2018 | Jan 16, 2018 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2017 | Feb 21, 2017 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2016 | Feb 24, 2016 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 12, 2015 | Jan 8, 2015 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | May 16, 2014 | May 14, 2014 | 001-33994 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 21, 2014 | Jan 16, 2014 | 001-33994 |