| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 09 Jun 2023 | 07 Jun 2023 | 001-37367 | |
| 4 | Open Document | Open Filing | 10 Jun 2022 | 09 Jun 2022 | 001-37367 | |
| 4 | Open Document | Open Filing | 10 Jun 2021 | 09 Jun 2021 | 001-37367 | |
| 4 | Open Document | Open Filing | 02 Oct 2020 | 30 Sep 2020 | 001-37367 | |
| 3 | Open Document | Open Filing | 10 Apr 2020 | 01 Apr 2020 | 001-37367 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2012 | 20 Nov 2012 | 001-04802 |