| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2022 | 14 Feb 2022 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2021 | 27 Oct 2021 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2021 | 08 Jun 2021 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jun 2021 | 03 Jun 2021 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2020 | 17 Nov 2020 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2020 | 28 Oct 2020 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2020 | 08 May 2020 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2020 | 12 Mar 2020 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2019 | 30 Oct 2019 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2019 | 06 Sep 2019 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2019 | 28 Feb 2019 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2019 | 14 Feb 2019 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2019 | 07 Feb 2019 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2018 | 31 Oct 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Sep 2018 | 31 Aug 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2018 | 27 Aug 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Aug 2018 | 13 Aug 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2018 | 07 Aug 2018 | 001-10542 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jul 2018 | 24 Jun 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2018 | 01 Jun 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2018 | 11 May 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2018 | 09 May 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2018 | 07 May 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2018 | 03 May 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2018 | 01 May 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2018 | 27 Apr 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2018 | 27 Feb 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2018 | 23 Feb 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2018 | 16 Feb 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2018 | 09 Feb 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2018 | 06 Feb 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2018 | 02 Feb 2018 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2017 | 30 Nov 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2017 | 09 Nov 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2017 | 25 Oct 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Aug 2017 | 23 Aug 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2017 | 11 Aug 2017 | 001-10542 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Aug 2017 | 09 Aug 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2017 | 09 Aug 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2017 | 10 Feb 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2017 | 08 Feb 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 02 Feb 2017 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Oct 2016 | 26 Oct 2016 | 001-10542 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Jun 2016 | 24 Jun 2016 | 001-10542 |
| 3 | Open Document | Open Filing | FORM 3 | 09 May 2016 | 27 Apr 2016 | 001-10542 |