| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 10, 2025 | Dec 10, 2025 | 000-49869 |
| SCHEDULE 13G/A | Open Document | Open Filing | Nov 13, 2025 | 005-86010 | ||
| SCHEDULE 13G/A | Open Document | Open Filing | Nov 13, 2025 | 005-86010 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 3, 2025 | Oct 31, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 3, 2025 | Nov 3, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 29, 2025 | Oct 28, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 22, 2025 | Oct 22, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 24, 2025 | Sep 19, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 4, 2025 | Sep 2, 2025 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Aug 29, 2025 | Jun 30, 2025 | 000-49869 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Jul 28, 2025 | Mar 31, 2025 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Jul 28, 2025 | Mar 31, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 16, 2025 | Jul 16, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 7, 2025 | Jul 7, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 2, 2025 | Jun 30, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 29, 2025 | May 28, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 14, 2025 | May 13, 2025 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Mar 4, 2025 | Dec 31, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 28, 2025 | Feb 28, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 20, 2025 | Feb 19, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 11, 2025 | Feb 10, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 11, 2025 | Feb 10, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 21, 2025 | Jan 20, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 21, 2025 | Jan 18, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 17, 2025 | Jan 17, 2025 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 23, 2024 | Dec 20, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 17, 2024 | Dec 17, 2024 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Nov 27, 2024 | Nov 26, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 21, 2024 | Nov 20, 2024 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Sep 4, 2024 | Jun 30, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 15, 2024 | Aug 14, 2024 | 000-49869 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Aug 2, 2024 | Mar 31, 2024 | 000-49869 |
| NT 20-F | Open Document | Open Filing | NT 20-F | Jul 31, 2024 | Mar 31, 2024 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Jul 22, 2024 | Jul 17, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 11, 2024 | Jul 10, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 25, 2024 | Jun 24, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 8, 2024 | May 7, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 2, 2024 | May 1, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 16, 2024 | Apr 15, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 25, 2024 | Mar 25, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 11, 2024 | Mar 11, 2024 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Feb 29, 2024 | Dec 31, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 22, 2024 | Feb 21, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 8, 2024 | Feb 8, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 19, 2024 | Jan 18, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 16, 2024 | Jan 12, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 11, 2024 | Jan 11, 2024 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 13, 2023 | Dec 12, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 4, 2023 | Dec 1, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 30, 2023 | Nov 28, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 21, 2023 | Nov 20, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 16, 2023 | Nov 16, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 26, 2023 | Oct 25, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 2, 2023 | Oct 2, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 14, 2023 | Sep 13, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 5, 2023 | Sep 4, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 29, 2023 | Aug 28, 2023 | 000-49869 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Jul 31, 2023 | Mar 31, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 26, 2023 | Jul 25, 2023 | 000-49869 |
| 6-K/A | Open Document | Open Filing | FORM 6-K/A | Jun 26, 2023 | Jun 26, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 26, 2023 | Jun 26, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 15, 2023 | Jun 15, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 6, 2023 | Jun 6, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 17, 2023 | May 16, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 16, 2023 | May 15, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 13, 2023 | Apr 12, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 3, 2023 | Mar 2, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 1, 2023 | Feb 28, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 28, 2023 | Feb 28, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 15, 2023 | Feb 15, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 26, 2023 | Jan 25, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 26, 2023 | Jan 21, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 19, 2023 | Jan 18, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 18, 2023 | Jan 17, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 17, 2023 | Jan 16, 2023 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 8, 2022 | Dec 8, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 30, 2022 | Nov 29, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 22, 2022 | Nov 21, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 11, 2022 | Sep 10, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 22, 2022 | Sep 22, 2022 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Sep 6, 2022 | Aug 29, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 24, 2022 | Aug 23, 2022 | 000-49869 |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Aug 15, 2022 | Mar 31, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 2, 2022 | Jul 29, 2022 | 000-49869 |
| NT 20-F | Open Document | Open Filing | NT 20-F | Jul 29, 2022 | Mar 31, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 8, 2022 | Jul 7, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 15, 2022 | Jun 14, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 26, 2022 | May 26, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 12, 2022 | May 12, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 9, 2022 | May 6, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 10, 2022 | Mar 9, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 7, 2022 | Mar 6, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 28, 2022 | Feb 25, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Jan 31, 2022 | Jan 31, 2022 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 15, 2021 | Dec 15, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 29, 2021 | Sep 30, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 15, 2021 | Nov 15, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | CURRENT REPORT | Oct 4, 2021 | Oct 4, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 30, 2021 | Aug 27, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 4, 2021 | Aug 4, 2021 | 000-49869 |
| 20-F | Open Document | Data | Open Filing | 20-F | Jul 29, 2021 | Mar 31, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 29, 2021 | Jun 29, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 26, 2021 | May 26, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | May 12, 2021 | May 12, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Apr 19, 2021 | Apr 19, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Mar 24, 2021 | Mar 24, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Mar 5, 2021 | Mar 5, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 26, 2021 | Feb 26, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 19, 2021 | Jan 19, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Jan 19, 2021 | Jan 15, 2021 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Dec 17, 2020 | Dec 17, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Dec 10, 2020 | Dec 9, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 27, 2020 | Sep 30, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Aug 31, 2020 | Aug 28, 2020 | 000-49869 |
| 20-F | Open Document | Data | Open Filing | PRIMARY DOCUMENT | Jul 30, 2020 | Mar 31, 2020 | 000-49869 |
| NT 20-F | Open Document | Open Filing | NT 20-F | Jul 30, 2020 | Mar 31, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Jun 26, 2020 | Jun 25, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | May 15, 2020 | May 15, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | May 6, 2020 | May 6, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | 6-K | Feb 28, 2020 | Feb 28, 2020 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 10, 2019 | Dec 9, 2019 | 000-49869 |
| 6-K | Open Document | Open Filing | Nov 27, 2019 | Nov 26, 2019 | 000-49869 | |
| 6-K | Open Document | Open Filing | Oct 8, 2019 | Oct 7, 2019 | 000-49869 | |
| 6-K | Open Document | Open Filing | Aug 22, 2019 | Aug 22, 2019 | 000-49869 | |
| 20-F | Open Document | Data | Open Filing | Jul 15, 2019 | Mar 31, 2019 | 000-49869 | |
| 6-K | Open Document | Open Filing | Mar 5, 2019 | Mar 5, 2019 | 000-49869 | |
| 6-K | Open Document | Open Filing | Jan 25, 2019 | Jan 24, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Dec 13, 2018 | Dec 13, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Nov 30, 2018 | Nov 29, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Nov 13, 2018 | Nov 9, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Oct 9, 2018 | Oct 5, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Aug 30, 2018 | Aug 29, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Aug 3, 2018 | Aug 2, 2018 | 000-49869 | |
| 20-F | Open Document | Data | Open Filing | Jul 31, 2018 | Mar 31, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Jul 19, 2018 | Jul 19, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Jul 13, 2018 | Jul 13, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Jun 25, 2018 | Jun 25, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | Jun 12, 2018 | Jun 12, 2018 | 000-49869 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 22, 2018 | Mar 22, 2018 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 2, 2018 | Dec 31, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 2, 2018 | Dec 27, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 21, 2017 | Dec 21, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 29, 2017 | Sep 30, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 8, 2017 | Nov 7, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 27, 2017 | Nov 22, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 27, 2017 | Sep 27, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 6, 2017 | Sep 6, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 5, 2017 | Sep 5, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 29, 2017 | Jun 30, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 28, 2017 | Aug 22, 2017 | 000-49869 |
| 20-F | Open Document | Open Filing | FORM 20-F | Jul 31, 2017 | Mar 31, 2017 | 000-49869 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Jul 31, 2017 | Mar 31, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 6, 2017 | Jul 6, 2017 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 1, 2017 | Dec 31, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 25, 2016 | Nov 25, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 21, 2016 | Sep 30, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 17, 2016 | Oct 17, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 30, 2016 | Jun 30, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 29, 2016 | Aug 29, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 5, 2016 | Aug 2, 2016 | 000-49869 |
| 20-F | Open Document | Open Filing | FORM 20-F | Jul 29, 2016 | Mar 31, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 29, 2016 | Mar 31, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 23, 2016 | Dec 31, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 7, 2016 | Feb 29, 2016 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 10, 2015 | Dec 9, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 1, 2015 | Sep 30, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 10, 2015 | Sep 9, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 10, 2015 | Sep 3, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 28, 2015 | Aug 24, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 24, 2015 | Aug 24, 2015 | 000-49869 |
| 20-F/A | Open Document | Open Filing | FORM 20-F/A | Jul 31, 2015 | Mar 31, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 27, 2015 | Mar 31, 2015 | 000-49869 |
| 20-F | Open Document | Open Filing | FORM 20-F | Jul 24, 2015 | Mar 31, 2015 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 5, 2015 | Dec 31, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 2, 2014 | Nov 24, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 28, 2014 | Sep 30, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 28, 2014 | Nov 27, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 18, 2014 | Jun 30, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 15, 2014 | Sep 19, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 23, 2014 | Jul 23, 2014 | 000-49869 |
| 20-F | Open Document | Open Filing | FORM 20-F | Jul 18, 2014 | Mar 31, 2014 | 000-49869 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 4, 2014 | Dec 31, 2013 | 000-49869 |
| SC 13G/A | Open Document | Open Filing | Feb 11, 2014 | 005-86010 |