| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Nov 2021 | 26 Nov 2021 | 001-34036 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2021 | 25 Feb 2021 | 001-34036 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2020 | 27 Feb 2020 | 001-34036 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 21 Feb 2019 | 001-34036 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Nov 2018 | 26 Nov 2018 | 001-34036 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Nov 2018 | 26 Nov 2018 | 001-34036 |