| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 15-12G | Open Document | Open Filing | Feb 23, 2024 | 000-28950 | ||
| 25-NSE | Open Document | Open Filing | Feb 13, 2024 | 000-28950 | ||
| 8-K | Open Document | Data | Open Filing | Feb 13, 2024 | Feb 13, 2024 | 000-28950 | |
| RW | Open Document | Open Filing | Feb 13, 2024 | 333-274659 | ||
| 8-K | Open Document | Data | Open Filing | Feb 8, 2024 | Feb 7, 2024 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Feb 2, 2024 | Jan 17, 2024 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Jan 30, 2024 | Jan 30, 2024 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Jan 24, 2024 | Jan 18, 2024 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Dec 12, 2023 | Nov 28, 2023 | 000-28950 | |
| 425 | Open Document | Open Filing | Dec 6, 2023 | 000-28950 | ||
| 8-K | Open Document | Data | Open Filing | Dec 6, 2023 | Dec 6, 2023 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Nov 29, 2023 | Nov 29, 2023 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Nov 24, 2023 | Nov 21, 2023 | 000-28950 | |
| 10-Q | Open Document | Data | Open Filing | Nov 13, 2023 | Sep 30, 2023 | 000-28950 | |
| DEFM14A | Open Document | Open Filing | Oct 25, 2023 | 000-28950 | ||
| 8-K | Open Document | Data | Open Filing | Oct 25, 2023 | Oct 24, 2023 | 000-28950 | |
| EFFECT | Open Document | Open Filing | Oct 23, 2023 | 333-272655-01 | ||
| 8-K | Open Document | Data | Open Filing | Oct 17, 2023 | Oct 17, 2023 | 000-28950 | |
| 4 | Open Document | Open Filing | Oct 16, 2023 | Sep 29, 2023 | ||
| S-1/A | Open Document | Open Filing | Oct 6, 2023 | 333-274659 | ||
| S-4/A | Open Document | Data | Open Filing | Oct 5, 2023 | 333-272655-01 | ||
| 424B3 | Open Document | Open Filing | Oct 2, 2023 | 333-272652 | ||
| EFFECT | Open Document | Open Filing | Sep 29, 2023 | 333-272652 | ||
| CORRESP | Open Document | Open Filing | Sep 29, 2023 | |||
| S-1/A | Open Document | Open Filing | Sep 28, 2023 | 333-272652 | ||
| 424B3 | Open Document | Open Filing | Sep 27, 2023 | 333-271396 | ||
| DEF 14A | Open Document | Open Filing | Sep 26, 2023 | Sep 26, 2023 | 000-28950 | |
| S-1 | Open Document | Open Filing | Sep 22, 2023 | 333-274659 | ||
| PRE 14A | Open Document | Open Filing | Sep 14, 2023 | Sep 14, 2023 | 000-28950 | |
| UPLOAD | Open Document | Open Filing | Sep 13, 2023 | |||
| 8-K | Open Document | Data | Open Filing | Sep 8, 2023 | Sep 8, 2023 | 000-28950 | |
| CORRESP | Open Document | Open Filing | Aug 16, 2023 | |||
| 10-Q | Open Document | Data | Open Filing | Aug 14, 2023 | Jun 30, 2023 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | Aug 9, 2023 | Aug 3, 2023 | 000-28950 | |
| UPLOAD | Open Document | Open Filing | Aug 9, 2023 | |||
| CORRESP | Open Document | Open Filing | Jul 28, 2023 | |||
| UPLOAD | Open Document | Open Filing | Jul 24, 2023 | |||
| 424B3 | Open Document | Open Filing | Jul 17, 2023 | 333-271396 | ||
| 10-K/A | Open Document | Data | Open Filing | Jul 14, 2023 | Dec 31, 2022 | 000-28950 | |
| CORRESP | Open Document | Open Filing | Jul 13, 2023 | |||
| 424B3 | Open Document | Open Filing | Jul 5, 2023 | 333-271396 | ||
| UPLOAD | Open Document | Open Filing | Jun 28, 2023 | |||
| 424B3 | Open Document | Open Filing | Jun 21, 2023 | 333-271396 | ||
| 8-K | Open Document | Data | Open Filing | Jun 21, 2023 | Jun 14, 2023 | 000-28950 | |
| 425 | Open Document | Open Filing | Jun 21, 2023 | 000-28950 | ||
| S-4 | Open Document | Data | Open Filing | Jun 15, 2023 | 333-272655-01 | ||
| S-1 | Open Document | Open Filing | Jun 14, 2023 | 333-272652 | ||
| 424B3 | Open Document | Open Filing | Jun 1, 2023 | 333-271396 | ||
| 8-K | Open Document | Data | Open Filing | May 26, 2023 | May 25, 2023 | 000-28950 | |
| 8-K | Open Document | Data | Open Filing | May 26, 2023 | May 23, 2023 | 000-28950 | |
| 10-Q | Open Document | Data | Open Filing | May 16, 2023 | Mar 31, 2023 | 000-28950 | |
| NT 10-Q | Open Document | Open Filing | May 15, 2023 | Mar 31, 2023 | 000-28950 | |
| 424B3 | Open Document | Open Filing | 424B3 | May 12, 2023 | 333-271396 | |
| EFFECT | Open Document | Open Filing | May 10, 2023 | 333-271396 | ||
| 8-K | Open Document | Data | Open Filing | May 10, 2023 | May 5, 2023 | 000-28950 | |
| CORRESP | Open Document | Open Filing | May 9, 2023 | |||
| S-1/A | Open Document | Open Filing | FORM S-1/A | May 8, 2023 | 333-271396 | |
| UPLOAD | Open Document | Open Filing | Apr 26, 2023 | |||
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Apr 26, 2023 | Apr 25, 2023 | 000-28950 |
| DEF 14A | Open Document | Open Filing | DEF 14A | Apr 25, 2023 | May 30, 2023 | 000-28950 |
| S-1 | Open Document | Open Filing | FORM S-1 | Apr 21, 2023 | 333-271396 | |
| PRE 14A | Open Document | Open Filing | PRE 14A | Apr 14, 2023 | Apr 13, 2023 | 000-28950 |
| 10-K | Open Document | Data | Open Filing | FORM 10-K | Apr 5, 2023 | Dec 31, 2022 | 000-28950 |
| NT 10-K | Open Document | Open Filing | FORM NT 10-K | Mar 31, 2023 | Dec 31, 2022 | 000-28950 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2023 | Feb 27, 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2023 | Feb 27, 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2023 | Feb 27, 2023 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 8, 2023 | Feb 27, 2023 | |
| D | Open Document | Open Filing | Feb 24, 2023 | 021-474262 | ||
| 8-K/A | Open Document | Data | Open Filing | FORM 8-K/A | Feb 17, 2023 | Feb 16, 2023 | 000-28950 |
| 8-K | Open Document | Data | Open Filing | FORM 8-K | Feb 16, 2023 | Feb 13, 2023 | 000-28950 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 6, 2023 | Jan 1, 2023 | |
| 8-K | Open Document | Open Filing | 8-K | Jan 23, 2023 | Jan 20, 2023 | 000-28950 |
| 8-K | Open Document | Open Filing | 8-K | Jan 5, 2023 | Dec 31, 2022 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Dec 29, 2022 | Dec 29, 2022 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Dec 15, 2022 | Dec 15, 2022 | 000-28950 |
| RW | Open Document | Open Filing | RW | Dec 14, 2022 | 333-262501 | |
| 6-K | Open Document | Open Filing | 6-K | Dec 8, 2022 | Dec 8, 2022 | 000-28950 |
| S-8 | Open Document | Open Filing | S-8 | Dec 1, 2022 | 333-268631 | |
| 424B3 | Open Document | Open Filing | Nov 23, 2022 | 333-266292 | ||
| AW | Open Document | Open Filing | Nov 23, 2022 | 333-266292 | ||
| F-3/A | Open Document | Open Filing | Nov 22, 2022 | 333-266292 | ||
| 6-K | Open Document | Open Filing | Nov 8, 2022 | Nov 8, 2022 | 000-28950 | |
| 6-K | Open Document | Open Filing | Oct 7, 2022 | Sep 26, 2022 | 000-28950 | |
| 6-K | Open Document | Open Filing | Sep 13, 2022 | Sep 13, 2022 | 000-28950 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 8, 2022 | Sep 8, 2022 | 000-28950 |
| EFFECT | Open Document | Open Filing | Aug 17, 2022 | 333-266292 | ||
| 6-K | Open Document | Open Filing | Aug 17, 2022 | Aug 17, 2022 | 000-28950 | |
| CORRESP | Open Document | Open Filing | Aug 15, 2022 | |||
| F-3/A | Open Document | Open Filing | Aug 5, 2022 | 333-266292 | ||
| CORRESP | Open Document | Open Filing | Aug 5, 2022 | |||
| UPLOAD | Open Document | Open Filing | Aug 1, 2022 | |||
| 6-K | Open Document | Open Filing | Jul 28, 2022 | Jul 28, 2022 | 000-28950 | |
| F-3 | Open Document | Open Filing | Jul 22, 2022 | 333-266292 | ||
| 6-K | Open Document | Open Filing | Jul 22, 2022 | Jul 22, 2022 | 000-28950 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | May 16, 2022 | Dec 31, 2021 | 000-28950 |
| NT 20-F | Open Document | Open Filing | NT 20-F | May 2, 2022 | Dec 31, 2021 | 000-28950 |
| S-4 | Open Document | Data | Open Filing | FORM S-4 | Feb 3, 2022 | 333-262501 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 12, 2022 | Jan 12, 2022 | 000-28950 |
| 6-K | Open Document | Open Filing | Jan 5, 2022 | Jan 5, 2022 | 000-28950 | |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 1 TO SCHEDULE 13G | Jan 3, 2022 | 005-50244 | |
| 6-K | Open Document | Open Filing | Dec 21, 2021 | Dec 21, 2021 | 000-28950 | |
| 6-K | Open Document | Open Filing | Nov 19, 2021 | Nov 19, 2021 | 000-28950 | |
| 424B5 | Open Document | Open Filing | Nov 19, 2021 | 333-237989 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 17, 2021 | Nov 17, 2021 | 000-28950 |
| 6-K | Open Document | Open Filing | Nov 10, 2021 | Nov 10, 2021 | 000-28950 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Oct 21, 2021 | 005-50244 | |
| S-8 | Open Document | Open Filing | Oct 12, 2021 | 333-260190 | ||
| SC 13D | Open Document | Open Filing | SC 13D | Oct 6, 2021 | 005-50244 | |
| 6-K | Open Document | Data | Open Filing | 6-K | Sep 30, 2021 | Jun 30, 2021 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 17, 2021 | Aug 16, 2021 | 000-28950 |
| EFFECT | Open Document | Open Filing | Aug 4, 2021 | 333-258201 | ||
| 424B3 | Open Document | Open Filing | 424B3 | Aug 4, 2021 | 333-258201 | |
| CORRESP | Open Document | Open Filing | Aug 2, 2021 | |||
| UPLOAD | Open Document | Open Filing | Aug 2, 2021 | |||
| 6-K | Open Document | Open Filing | Jul 28, 2021 | Jul 28, 2021 | 000-28950 | |
| F-3 | Open Document | Open Filing | F-3 | Jul 27, 2021 | 333-258201 | |
| 6-K | Open Document | Open Filing | 6-K | Jul 27, 2021 | Jul 27, 2021 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jul 22, 2021 | Jul 22, 2021 | 000-28950 |
| RW | Open Document | Open Filing | RW | Jul 20, 2021 | 333-257529 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Jul 13, 2021 | 005-50244 | |
| F-3 | Open Document | Open Filing | F-3 | Jun 29, 2021 | 333-257529 | |
| 6-K | Open Document | Open Filing | 6-K | Jun 16, 2021 | Jun 16, 2021 | 000-28950 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Jun 2, 2021 | 005-50244 | |
| SC 13G | Open Document | Open Filing | SC 13G | May 27, 2021 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | May 24, 2021 | May 24, 2021 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | May 17, 2021 | May 17, 2021 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | May 17, 2021 | Dec 31, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | May 6, 2021 | May 6, 2021 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | May 5, 2021 | May 5, 2021 | 000-28950 |
| NT 20-F | Open Document | Open Filing | NT 20-F | May 3, 2021 | Dec 31, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Apr 28, 2021 | Apr 28, 2021 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Apr 20, 2021 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Apr 15, 2021 | Apr 15, 2021 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Apr 12, 2021 | Apr 12, 2021 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Apr 9, 2021 | 005-50244 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Mar 31, 2021 | 005-50244 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Mar 26, 2021 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Mar 25, 2021 | Mar 25, 2021 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 2 TO SC 13D | Jan 29, 2021 | 005-50244 | |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 1 TO SCHEDULE 13D | Jan 20, 2021 | 005-50244 | |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Jan 14, 2021 | 005-50244 | |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Jan 12, 2021 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Nov 18, 2020 | Nov 18, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Sep 24, 2020 | Sep 24, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Aug 20, 2020 | Aug 20, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Aug 20, 2020 | Aug 20, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jul 2, 2020 | Jul 2, 2020 | 000-28950 |
| EFFECT | Open Document | Open Filing | May 12, 2020 | 333-237989 | ||
| CORRESP | Open Document | Open Filing | May 11, 2020 | |||
| UPLOAD | Open Document | Open Filing | May 8, 2020 | |||
| F-3 | Open Document | Open Filing | F-3 | May 4, 2020 | 333-237989 | |
| 6-K | Open Document | Open Filing | 6-K | May 4, 2020 | May 4, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Mar 26, 2020 | Mar 26, 2020 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Mar 26, 2020 | Dec 31, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Mar 24, 2020 | Mar 24, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jan 8, 2020 | Jan 8, 2020 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Dec 30, 2019 | Dec 30, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Dec 26, 2019 | Dec 26, 2019 | 000-28950 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO.2 TO SCHEDULE 13G | Nov 21, 2019 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Nov 20, 2019 | Nov 20, 2019 | 000-28950 |
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO.1 TO SCHEDULE 13G | Nov 20, 2019 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Oct 30, 2019 | Oct 30, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Sep 12, 2019 | Sep 12, 2019 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | AMEDMENT NO. 1 TO SCHEDULE 13D | Aug 20, 2019 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Jul 3, 2019 | Jul 3, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jul 1, 2019 | Jul 1, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 26, 2019 | Jun 26, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 17, 2019 | Jun 17, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | May 16, 2019 | May 16, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 8, 2019 | May 8, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 9, 2019 | Apr 8, 2019 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 8, 2019 | Dec 31, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 4, 2019 | Apr 4, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 1, 2019 | Apr 1, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Feb 21, 2019 | Feb 21, 2019 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 12, 2018 | Dec 12, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 14, 2018 | Nov 14, 2018 | 000-28950 |
| SC 13D | Open Document | Open Filing | SCHEDULE FILED TO REPORT ACQUISITION OF BENEFICIAL OWNERSHIP | Nov 6, 2018 | 005-50244 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 5, 2018 | Nov 5, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 31, 2018 | Oct 31, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Oct 29, 2018 | Oct 29, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 22, 2018 | Oct 22, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Oct 18, 2018 | Oct 18, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 15, 2018 | Oct 15, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 7, 2018 | Sep 7, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Sep 7, 2018 | Sep 7, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Sep 7, 2018 | Sep 7, 2018 | 000-28950 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Sep 6, 2018 | 005-50244 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 30, 2018 | Jul 30, 2018 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | A2 | Jul 18, 2018 | 005-50244 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 12, 2018 | Jul 11, 2018 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 22, 2018 | Jun 22, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 20, 2018 | Jun 20, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 19, 2018 | Jun 19, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 8, 2018 | May 8, 2018 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Apr 30, 2018 | Dec 31, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Apr 30, 2018 | Apr 30, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Mar 29, 2018 | Mar 29, 2018 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 22, 2018 | Feb 22, 2018 | 000-28950 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 14, 2018 | 005-50244 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | Feb 14, 2018 | 005-50244 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Dec 4, 2017 | 005-50244 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 30, 2017 | Nov 30, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Oct 2, 2017 | Oct 2, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 27, 2017 | Sep 27, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Sep 25, 2017 | Sep 25, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Sep 5, 2017 | Sep 5, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Aug 24, 2017 | Aug 24, 2017 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 24, 2017 | 005-50244 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 24, 2017 | 005-50244 | |
| 6-K | Open Document | Open Filing | 6-K | Aug 17, 2017 | Aug 17, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Aug 15, 2017 | Aug 15, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 14, 2017 | Aug 14, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 10, 2017 | Aug 10, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 30, 2017 | Jun 30, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 29, 2017 | Jun 29, 2017 | 000-28950 |
| 20-F/A | Open Document | Open Filing | 20-F/A | May 18, 2017 | Dec 31, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | May 17, 2017 | May 17, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 11, 2017 | May 11, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 3, 2017 | May 3, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Apr 4, 2017 | Apr 4, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Mar 28, 2017 | Mar 28, 2017 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Mar 28, 2017 | Dec 31, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 9, 2017 | Mar 9, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 23, 2017 | Feb 23, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Feb 14, 2017 | Feb 14, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Feb 6, 2017 | Feb 6, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | ANNOUNCMENT RE ORDER | Jan 19, 2017 | Jan 19, 2017 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 14, 2016 | Nov 14, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 20, 2016 | Sep 20, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 7, 2016 | Sep 7, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 11, 2016 | Aug 11, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 8, 2016 | Aug 8, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 12, 2016 | Jul 12, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 30, 2016 | Jun 30, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 23, 2016 | Jun 23, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Jun 1, 2016 | Jun 1, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | May 19, 2016 | May 19, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | 6-K | May 16, 2016 | May 16, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | May 10, 2016 | May 10, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Apr 26, 2016 | Apr 26, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Apr 21, 2016 | Apr 21, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | 6-K | Apr 1, 2016 | Apr 1, 2016 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | RELEASE ANNOUNCING ANNUAL REPROT FILING | Mar 28, 2016 | Mar 28, 2016 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Mar 28, 2016 | Dec 31, 2015 | 000-28950 |
| 6-K | Open Document | Data | Open Filing | FORM 6-K | Mar 22, 2016 | Mar 22, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 1, 2016 | Mar 1, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 18, 2016 | Feb 18, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 14, 2016 | Jan 14, 2016 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 23, 2015 | Dec 23, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 5, 2015 | Nov 5, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 29, 2015 | Oct 29, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 11, 2015 | Sep 11, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 8, 2015 | Sep 8, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 6, 2015 | Aug 6, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 18, 2015 | Jun 18, 2015 | 000-28950 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 2 | Jun 15, 2015 | 005-50244 | |
| 6-K | Open Document | Open Filing | SHARE PURCHASE AGREEEMENT | May 27, 2015 | May 27, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 11, 2015 | May 11, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 7, 2015 | May 7, 2015 | 000-28950 |
| SC 13G | Open Document | Open Filing | Apr 30, 2015 | 005-50244 | ||
| SC 13G | Open Document | Open Filing | Apr 30, 2015 | 005-50244 | ||
| SC 13G | Open Document | Open Filing | Apr 23, 2015 | 005-50244 | ||
| SC 13D | Open Document | Open Filing | Apr 15, 2015 | 005-50244 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 1, 2015 | Apr 1, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | PRESS RELEASE ANNOUNCING 20-F FILING | Mar 25, 2015 | Mar 25, 2015 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Mar 25, 2015 | Dec 31, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 20, 2015 | Mar 20, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Feb 18, 2015 | Feb 18, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 3, 2015 | Feb 3, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 21, 2015 | Jan 21, 2015 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 13, 2014 | Nov 13, 2014 | 000-28950 |
| 6-K/A | Open Document | Open Filing | FORM 6-K/A | Sep 18, 2014 | Sep 18, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 12, 2014 | Aug 12, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 7, 2014 | Aug 7, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | 6-K | Jun 27, 2014 | Jun 27, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 15, 2014 | May 15, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | 20-F FILING ANNOUNCED | Mar 12, 2014 | Mar 12, 2014 | 000-28950 |
| 20-F | Open Document | Data | Open Filing | 20-F | Mar 12, 2014 | Dec 31, 2013 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 6, 2014 | Mar 6, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 11, 2014 | Feb 11, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | SALANSKY RESIGNATION | Jan 30, 2014 | Jan 30, 2014 | 000-28950 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 22, 2014 | Jan 22, 2014 | 000-28950 |