| 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 | 02 Jun 2021 | 01 Jun 2021 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2021 | 24 Feb 2021 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2020 | 01 Jun 2020 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2019 | 01 Jun 2019 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2018 | 01 Jun 2018 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2017 | 01 Jun 2017 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2016 | 09 Jun 2016 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2016 | 01 Jun 2016 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2015 | 10 Aug 2015 | 001-31446 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2015 | 03 Jun 2015 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2015 | 01 Jun 2015 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2014 | 11 Aug 2014 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2014 | 01 Jun 2014 | 001-31446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2014 | 24 Feb 2014 | 001-31446 |