| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Sep 2, 2025 | Sep 1, 2025 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Jun 3, 2025 | Jun 1, 2025 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Mar 4, 2025 | Mar 1, 2025 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Dec 2, 2024 | Dec 1, 2024 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Sep 4, 2024 | Sep 1, 2024 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Jun 4, 2024 | Jun 3, 2024 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Jun 3, 2024 | Jun 1, 2024 | 000-21433 | 
| 4 | Open Document | Open Filing | 4 | Mar 5, 2024 | Mar 1, 2024 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 6, 2023 | Dec 1, 2023 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2023 | Sep 1, 2023 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2023 | Jun 1, 2023 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2023 | Mar 1, 2023 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 5, 2022 | Dec 1, 2022 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2022 | Sep 1, 2022 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 3, 2022 | Jun 1, 2022 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2022 | Mar 1, 2022 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 8, 2021 | Dec 1, 2021 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2021 | Sep 1, 2021 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 27, 2021 | Aug 26, 2021 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2021 | Jun 1, 2021 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2021 | Mar 1, 2021 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2020 | Dec 1, 2020 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2020 | Sep 1, 2020 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2020 | Jun 1, 2020 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2020 | Mar 1, 2020 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2019 | Dec 1, 2019 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 4, 2019 | Sep 1, 2019 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 21, 2019 | Aug 8, 2019 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 4, 2019 | Jun 1, 2019 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2019 | Mar 1, 2019 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2018 | Dec 1, 2018 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 4, 2018 | Sep 1, 2018 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 4, 2018 | Jun 1, 2018 | 000-21433 | 
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 5, 2018 | Feb 1, 2018 | 000-21433 | 
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 1, 2018 | Feb 1, 2018 | 000-21433 |