| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2025 | Mar 14, 2025 | 001-15405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2024 | Mar 15, 2024 | 001-15405 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 20, 2023 | Mar 16, 2023 | 001-15405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2022 | Mar 17, 2022 | 001-15405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 22, 2021 | Mar 18, 2021 | 001-15405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 21, 2020 | Apr 17, 2020 | 001-15405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 22, 2019 | Mar 21, 2019 | 001-15405 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 20, 2019 | Mar 20, 2019 | 001-15405 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 27, 2018 | Aug 27, 2018 | 001-37787 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 4, 2018 | Jun 1, 2018 | 001-37787 |
| 4 | Open Document | Open Filing | FORM 4 - | May 29, 2018 | May 24, 2018 | 001-37787 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 2, 2017 | Jun 1, 2017 | 001-37787 |
| 4 | Open Document | Open Filing | FORM 4 - | May 26, 2017 | May 25, 2017 | 001-37787 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 3, 2017 | Jan 1, 2017 | 001-37787 |
| 3 | Open Document | Open Filing | FORM 3 - | Dec 13, 2016 | Dec 12, 2016 | 001-37787 |