| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 10, 2025 | Jan 7, 2025 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 3, 2025 | Jan 2, 2025 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 10, 2024 | Jan 8, 2024 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 4, 2024 | Jan 2, 2024 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 11, 2023 | Jan 9, 2023 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 5, 2023 | Jan 3, 2023 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 16, 2022 | Sep 15, 2022 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 20, 2022 | Jan 18, 2022 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 5, 2022 | Jan 3, 2022 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 20, 2021 | Jan 15, 2021 | 001-13991 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 6, 2021 | Jan 4, 2021 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Aug 11, 2020 | Aug 7, 2020 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Feb 12, 2020 | Feb 10, 2020 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 17, 2020 | Jan 15, 2020 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 20, 2019 | Dec 18, 2019 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Nov 13, 2019 | Nov 11, 2019 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Feb 4, 2019 | Feb 1, 2019 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 17, 2019 | Jan 15, 2019 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 26, 2018 | Dec 21, 2018 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Mar 29, 2018 | Mar 28, 2018 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 17, 2018 | Jan 12, 2018 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 15, 2017 | Dec 13, 2017 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 18, 2017 | Jan 13, 2017 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 13, 2017 | Jan 11, 2017 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 16, 2016 | Dec 14, 2016 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 14, 2016 | Dec 12, 2016 | 001-13991 |
| 4/A | Open Document | Open Filing | 4/A | Apr 11, 2016 | Dec 9, 2015 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 12, 2016 | Jan 11, 2016 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Jan 5, 2016 | Jan 4, 2016 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 16, 2015 | Dec 14, 2015 | 001-13991 |
| 4 | Open Document | Open Filing | 4 | Dec 11, 2015 | Dec 9, 2015 | 001-13991 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 14, 2015 | Jan 12, 2015 | 001-13991 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 12, 2015 | Jan 1, 2015 | 001-13991 |