| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2022 | Dec 31, 2021 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 16, 2021 | Sep 14, 2021 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 25, 2021 | Jan 21, 2021 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2021 | Dec 31, 2020 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2020 | Jun 8, 2020 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2020 | Jan 31, 2020 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 7, 2020 | Jan 3, 2020 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2019 | Feb 28, 2019 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 4, 2019 | Feb 28, 2019 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2019 | Dec 28, 2018 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 4, 2018 | Dec 3, 2018 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2018 | Mar 9, 2018 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 2, 2018 | Jan 31, 2018 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2018 | Jan 3, 2018 | 001-16137 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2018 | Dec 29, 2017 | 001-16137 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | May 31, 2017 | May 23, 2017 | 001-16137 |