| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2022 | 18 Mar 2022 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2022 | 15 Mar 2022 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2022 | 18 Feb 2022 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2021 | 19 Mar 2021 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2021 | 15 Mar 2021 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2021 | 18 Feb 2021 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2021 | 15 Feb 2021 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2020 | 15 Mar 2020 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2020 | 21 Feb 2020 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2020 | 15 Feb 2020 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2019 | 15 Mar 2019 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2018 | 20 Nov 2018 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2018 | 02 Nov 2018 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Mar 2018 | 16 Mar 2018 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2018 | 19 Feb 2018 | 001-34501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Aug 2017 | 18 Aug 2017 | 001-34501 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Aug 2017 | 10 Aug 2017 | 001-34501 |