| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Oct 2021 | 01 Oct 2021 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Sep 2021 | 12 Sep 2021 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2020 | 03 Dec 2020 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2019 | 30 Aug 2019 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Aug 2018 | 30 Aug 2018 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jul 2017 | 12 Jul 2017 | 001-31446 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 02 Feb 2017 | 001-31446 |