| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | May 27, 2025 | May 22, 2025 | 000-50245 |
| 4 | Open Document | Open Filing | 4 | Jul 8, 2024 | Jul 3, 2024 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2023 | May 23, 2023 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 23, 2022 | May 19, 2022 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2021 | May 20, 2021 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 22, 2020 | Jun 18, 2020 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 5, 2018 | Sep 1, 2018 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 23, 2018 | Aug 21, 2018 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 28, 2017 | Aug 24, 2017 | 000-50245 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2016 | Sep 1, 2016 | 000-50245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2016 | Jul 29, 2016 | 000-50245 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2016 | Jul 29, 2016 | 000-50245 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 2, 2016 | Jul 29, 2016 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 28, 2015 | Aug 26, 2015 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2015 | May 8, 2015 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2015 | May 7, 2015 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2015 | May 6, 2015 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2015 | May 5, 2015 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2015 | Apr 30, 2015 | 000-50923 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 1, 2015 | Apr 29, 2015 | 000-50923 |