| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2023 | 28 Feb 2023 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2022 | 25 Feb 2022 | 001-08729 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Nov 2021 | 24 Nov 2021 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Nov 2021 | 19 Nov 2021 | 001-08729 |
| 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 | 02 Mar 2021 | 26 Feb 2021 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2021 | 01 Feb 2021 | 001-08729 |
| 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 | 03 Mar 2020 | 28 Feb 2020 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2019 | 06 Jun 2019 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2019 | 15 Feb 2019 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jun 2018 | 07 Jun 2018 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2018 | 12 Feb 2018 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2017 | 08 Jun 2017 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2017 | 09 Feb 2017 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2016 | 19 May 2016 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2016 | 11 Feb 2016 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2015 | 28 May 2015 | 001-36841 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 11 Feb 2015 | 11 Feb 2015 | 001-36841 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2015 | 05 Feb 2015 | 001-08729 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2014 | 06 Feb 2014 | 001-08729 |