| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) | 
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 27, 2025 | May 22, 2025 | 001-38002 | |
| 4 | Open Document | Open Filing | Jun 3, 2024 | May 30, 2024 | 001-38002 | |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2024 | Jan 2, 2024 | 000-17007 | 
| 4 | Open Document | Open Filing | May 26, 2023 | May 24, 2023 | 001-38002 | |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2023 | Feb 21, 2023 | 000-17007 | 
| 4 | Open Document | Open Filing | May 27, 2022 | May 25, 2022 | 001-38002 | |
| 4 | Open Document | Open Filing | FORM 4 | Mar 24, 2022 | Mar 21, 2022 | 000-17007 | 
| 4 | Open Document | Open Filing | May 28, 2021 | May 26, 2021 | 001-38002 | |
| 4 | Open Document | Open Filing | Apr 28, 2021 | Dec 8, 2020 | 001-38002 | |
| 3 | Open Document | Open Filing | Apr 28, 2021 | Jan 31, 2017 | 001-38002 | |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2021 | Feb 18, 2021 | 000-17007 | 
| 4 | Open Document | Open Filing | Mar 3, 2020 | Feb 27, 2020 | 000-17007 | |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2019 | Feb 19, 2019 | 000-17007 | 
| 4 | Open Document | Open Filing | FORM 4 | Feb 26, 2018 | Feb 22, 2018 | 000-17007 | 
| 3 | Open Document | Open Filing | FORM 3 | Dec 12, 2017 | Jun 27, 2017 | 000-17007 | 
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 16, 2016 | Dec 15, 2016 | 001-37841 | 
| 3 | Open Document | Open Filing | 3 | Jul 26, 2016 | Jul 26, 2016 | 001-37841 |