| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jul 2021 | 12 Jul 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2021 | 18 May 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Apr 2021 | 13 Apr 2021 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2020 | 03 Nov 2020 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2020 | 15 Apr 2020 | 001-00475 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2020 | 31 Dec 2019 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jul 2019 | 08 Jul 2019 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 May 2019 | 03 May 2019 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Apr 2019 | 09 Apr 2019 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2019 | 01 Apr 2019 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Apr 2018 | 09 Apr 2018 | 001-00475 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2018 | 31 Dec 2017 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2017 | 13 Apr 2017 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2016 | 11 Jul 2016 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2016 | 11 Apr 2016 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jul 2015 | 14 Jul 2015 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Apr 2015 | 14 Apr 2015 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2014 | 25 Nov 2014 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2014 | 29 Apr 2014 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Apr 2014 | 07 Apr 2014 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Apr 2013 | 15 Apr 2013 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2013 | 06 Feb 2013 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Dec 2012 | 06 Dec 2012 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2012 | 16 Aug 2012 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2012 | 08 Aug 2012 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2012 | 16 Apr 2012 | 001-00475 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2012 | 16 Feb 2012 | 001-00475 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2012 | 31 Dec 2010 | 001-00475 |