| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2025 | Mar 14, 2025 | 000-24993 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 15, 2024 | Mar 12, 2021 | 000-24993 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2023 | Mar 14, 2023 | 000-24993 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2022 | Mar 11, 2022 | 000-24993 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2021 | Mar 12, 2021 | 000-24993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 19, 2020 | Mar 17, 2020 | 000-24993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 17, 2020 | Mar 13, 2020 | 000-24993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 4, 2019 | May 31, 2019 | 000-24993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 18, 2019 | Mar 14, 2019 | 000-24993 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 19, 2018 | Nov 19, 2018 | 000-24993 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 15, 2018 | Nov 14, 2018 | 000-24993 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Mar 23, 2018 | Mar 19, 2018 | 000-24993 |