| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2022 | Oct 28, 2022 | 001-10607 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2021 | Oct 28, 2021 | 001-10607 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 30, 2020 | Oct 28, 2020 | 001-10607 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 12, 2019 | Sep 11, 2019 | 001-10607 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 13, 2018 | Jun 12, 2018 | 001-10607 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 19, 2017 | Jun 16, 2017 | 001-10607 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2016 | May 6, 2016 | 001-10607 |