| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 29 Nov 2021 | 24 Nov 2021 | 001-36841 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jun 2021 | 18 Jun 2021 | 001-36841 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2021 | 10 Jun 2021 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2021 | 05 Feb 2021 | 001-36841 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2021 | 31 Dec 2020 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2020 | 18 Jun 2020 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2020 | 06 Jun 2020 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2019 | 06 Jun 2019 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jun 2018 | 07 Jun 2018 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2018 | 02 Apr 2018 | 001-36841 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2018 | 02 Apr 2018 | 001-36841 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Aug 2015 | 17 Aug 2015 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2015 | 04 May 2014 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2014 | 06 May 2014 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2014 | 05 May 2014 | 000-10961 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 27 Mar 2014 | 14 May 2013 | 000-10961 |