| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Jan 3, 2025 | Dec 31, 2024 | 000-29253 |
| 4 | Open Document | Open Filing | 4 | May 30, 2024 | May 29, 2024 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2024 | Dec 31, 2023 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 8, 2023 | Dec 7, 2023 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2023 | Dec 31, 2022 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2022 | May 25, 2022 | 000-29253 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Mar 3, 2022 | Mar 1, 2022 | 000-19289 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2022 | Dec 31, 2021 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 24, 2021 | Jun 23, 2021 | 000-29253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2021 | May 14, 2021 | 000-19289 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 18, 2021 | Mar 17, 2021 | 000-29253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2020 | May 8, 2020 | 000-19289 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2020 | Dec 31, 2019 | 000-29253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2019 | May 10, 2019 | 000-19289 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 21, 2019 | Mar 20, 2019 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2019 | Dec 31, 2018 | 000-29253 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 30, 2018 | Aug 29, 2018 | 000-29253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 11, 2018 | May 11, 2018 | 000-19289 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 21, 2018 | Mar 20, 2018 | 000-29253 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 25, 2018 | Jan 23, 2018 | 000-29253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2017 | May 5, 2017 | 000-19289 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2016 | May 6, 2016 | 000-19289 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 11, 2015 | May 8, 2015 | 000-19289 |