| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 05 Jun 2023 | 01 Jun 2023 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2022 | 15 Aug 2022 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Sep 2021 | 31 Aug 2021 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jul 2020 | 16 Jul 2020 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2019 | 14 Aug 2019 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Dec 2018 | 05 Dec 2018 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Jul 2018 | 23 Jul 2018 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jul 2017 | 12 Jul 2017 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Aug 2016 | 08 Aug 2016 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2016 | 11 Mar 2016 | 001-34791 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Aug 2015 | 17 Aug 2015 | 001-34791 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 19 Aug 2015 | 17 Aug 2015 | 001-34791 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jan 2015 | 13 Jan 2015 | 001-07935 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 02 Jan 2015 | 001-07935 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2014 | 26 Jun 2014 | 001-07935 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 02 Jan 2014 | 001-07935 |