| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2021 | 09 Jun 2021 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Dec 2020 | 11 Dec 2020 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2020 | 01 Jul 2020 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2020 | 10 Jun 2020 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2020 | 01 Jun 2020 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2020 | 03 Jan 2020 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jul 2019 | 09 Jul 2019 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2019 | 01 Jul 2019 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2019 | 12 Jun 2019 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2019 | 18 Mar 2019 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jul 2018 | 12 Jul 2018 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2018 | 01 Jul 2018 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2018 | 13 Jun 2018 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Mar 2018 | 19 Mar 2018 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Oct 2017 | 05 Oct 2017 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2017 | 01 Jul 2017 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2017 | 14 Jun 2017 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2017 | 14 Mar 2017 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Dec 2016 | 05 Dec 2016 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 01 Jul 2016 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jun 2016 | 15 Jun 2016 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2016 | 08 Jun 2016 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2015 | 17 Dec 2015 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2015 | 01 Jul 2015 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2015 | 19 Mar 2015 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 01 Jan 2015 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Oct 2014 | 09 Oct 2014 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2014 | 01 Jul 2014 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2014 | 31 Mar 2014 | 001-06395 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 01 Jan 2014 | 001-06395 |