| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Sep 2022 | 01 Sep 2022 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2022 | 07 Mar 2022 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2022 | 28 Feb 2022 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2021 | 02 Nov 2021 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Aug 2021 | 18 Aug 2021 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2021 | 04 Jun 2021 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2021 | 30 Apr 2021 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2021 | 07 Mar 2021 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Dec 2020 | 28 Dec 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2020 | 09 Dec 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Dec 2020 | 07 Dec 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2020 | 16 Nov 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2020 | 31 Aug 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Apr 2020 | 16 Apr 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2020 | 07 Mar 2020 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2019 | 13 May 2019 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Oct 2018 | 12 Oct 2018 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jun 2018 | 08 Jun 2018 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2018 | 01 Jun 2018 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2018 | 29 May 2018 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Apr 2018 | 17 Mar 2018 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2018 | 07 Mar 2018 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2017 | 13 Dec 2017 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Aug 2017 | 31 Aug 2017 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2017 | 24 May 2017 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2017 | 09 Mar 2017 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2017 | 23 Feb 2017 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Dec 2016 | 29 Dec 2016 | 000-22427 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Nov 2016 | 10 Nov 2016 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2016 | 02 Mar 2016 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Dec 2015 | 29 Dec 2015 | 000-22427 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Dec 2015 | 01 Dec 2015 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2015 | 16 Jan 2015 | 000-22427 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 31 Dec 2014 | 000-22427 |