| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2022 | 30 Dec 2021 | 001-16751 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2021 | 01 Mar 2021 | 001-16751 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2021 | 30 Dec 2020 | 001-16751 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2020 | 02 Mar 2020 | 001-16751 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2020 | 30 Dec 2019 | 001-16751 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2019 | 01 Mar 2019 | 001-16751 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2019 | 28 Jan 2019 | 001-16751 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2018 | 06 Jun 2018 | 001-12983 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Dec 2017 | 18 Dec 2017 | 001-12983 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Feb 2017 | 10 Feb 2017 | 001-12983 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2017 | 31 Jan 2017 | 001-12983 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jul 2016 | 15 Jul 2016 | 001-12983 |
| 3 | Open Document | Open Filing | FORM 3 | 19 Jul 2016 | 15 Jul 2016 | 001-12983 |