| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2021 | 02 Jun 2021 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2020 | 08 Jun 2020 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2020 | 02 Jan 2020 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2019 | 17 Dec 2019 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2019 | 10 Sep 2019 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2019 | 10 Jun 2019 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2019 | 05 Jun 2019 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2019 | 18 Mar 2019 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2019 | 02 Jan 2019 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Dec 2018 | 13 Dec 2018 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2018 | 12 Sep 2018 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jul 2018 | 09 Jul 2018 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jun 2018 | 13 Jun 2018 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2018 | 04 Jun 2018 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2018 | 13 Mar 2018 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2018 | 02 Jan 2018 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2017 | 14 Dec 2017 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2017 | 12 Sep 2017 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jun 2017 | 14 Jun 2017 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2017 | 30 May 2017 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2017 | 14 Mar 2017 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2017 | 03 Jan 2017 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2016 | 15 Dec 2016 | 001-36837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Sep 2016 | 09 Sep 2016 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jun 2016 | 20 Jun 2016 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2016 | 31 May 2016 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2016 | 16 Mar 2016 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2016 | 04 Jan 2016 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2015 | 16 Dec 2015 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Sep 2015 | 09 Sep 2015 | 001-36837 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jul 2015 | 08 Jul 2015 | 001-36837 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 06 Jul 2015 | 01 Jul 2015 | 001-36837 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2015 | 10 Jun 2015 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2015 | 29 May 2015 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Mar 2015 | 18 Mar 2015 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 02 Jan 2015 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2014 | 16 Dec 2014 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2014 | 10 Sep 2014 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2014 | 11 Jun 2014 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2014 | 30 May 2014 | 001-02191 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2014 | 12 Mar 2014 | 001-15401 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 02 Jan 2014 | 001-15401 |