| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | 07 Jun 2021 | 28 May 2021 | 000-54933 | |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 31 Dec 2017 | 000-54933 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Mar 2018 | 31 Dec 2017 | 000-54933 |
| SC 13G/A | Open Document | Open Filing | 02 Jun 2015 | |||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | 10 Dec 2014 |