| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 29, 2025 | Apr 25, 2025 | 001-06887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 30, 2024 | Apr 26, 2024 | 001-06887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 2, 2023 | Apr 28, 2023 | 001-06887 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 2, 2022 | Jul 29, 2022 | 001-37879 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 17, 2022 | May 15, 2022 | 001-37879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 3, 2022 | Apr 29, 2022 | 001-06887 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 28, 2022 | Apr 26, 2022 | 001-37879 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 28, 2022 | Apr 30, 2021 | 001-06887 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 23, 2022 | Feb 15, 2022 | 001-37879 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 17, 2022 | Feb 15, 2022 | 001-37879 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 17, 2021 | Nov 15, 2021 | 001-37879 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 17, 2021 | Aug 15, 2021 | 001-37879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 4, 2021 | Apr 30, 2021 | 001-06887 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 30, 2021 | Apr 28, 2021 | 001-37879 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 22, 2021 | Jan 13, 2021 | 001-37879 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Apr 27, 2020 | Apr 24, 2020 | 001-06887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 23, 2019 | Jul 19, 2019 | 001-06887 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 23, 2019 | Jul 19, 2019 | 001-06887 |