| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2021 | 21 Jul 2021 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2021 | 04 Feb 2021 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2021 | 01 Feb 2021 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2020 | 04 Feb 2020 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2019 | 30 Aug 2019 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 23 May 2019 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2019 | 03 Mar 2019 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 21 Feb 2019 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2019 | 04 Feb 2019 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2019 | 03 Jan 2019 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Nov 2018 | 26 Nov 2018 | 001-38476 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2018 | 10 Sep 2018 | 001-38476 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2018 | 30 Apr 2018 | 333-224145 |