| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| UPLOAD | Open Document | Open Filing | Jun 27, 2024 | 001-12158 | ||
| 20-F/A | Open Document | Data | Open Filing | AMENDMENT NO.1 TO FORM 20-F | May 28, 2024 | Dec 31, 2022 | 001-12158 |
| 15F-12B | Open Document | Open Filing | FORM 15F-12B | Mar 15, 2024 | 001-12158 | |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 15, 2024 | Mar 15, 2024 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 24, 2024 | Jan 24, 2024 | 001-12158 |
| CORRESP | Open Document | Open Filing | Jan 17, 2024 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 27, 2023 | Dec 27, 2023 | 001-12158 |
| CORRESP | Open Document | Open Filing | Dec 20, 2023 | |||
| UPLOAD | Open Document | Open Filing | Dec 18, 2023 | 001-12158 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 15, 2023 | Dec 15, 2023 | 001-12158 |
| CORRESP | Open Document | Open Filing | Nov 6, 2023 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 27, 2023 | Oct 27, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 27, 2023 | Oct 27, 2023 | 001-12158 |
| CORRESP | Open Document | Open Filing | Oct 26, 2023 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 12, 2023 | Oct 12, 2023 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Oct 5, 2023 | 001-12158 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 22, 2023 | Sep 22, 2023 | 001-12158 |
| CORRESP | Open Document | Open Filing | Sep 20, 2023 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 5, 2023 | Aug 31, 2023 | 001-12158 |
| CORRESP | Open Document | Open Filing | Aug 28, 2023 | |||
| UPLOAD | Open Document | Open Filing | Aug 21, 2023 | 001-12158 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 3, 2023 | Aug 3, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 17, 2023 | Jul 14, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 6, 2023 | Jun 30, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 5, 2023 | May 31, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 31, 2023 | May 30, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 30, 2023 | May 30, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 22, 2023 | May 22, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 16, 2023 | May 16, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 8, 2023 | May 8, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | 6-K | Apr 28, 2023 | Apr 28, 2023 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRANNOTICE | Apr 26, 2023 | 001-12158 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 26, 2023 | Dec 31, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 18, 2023 | Apr 18, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 18, 2023 | Mar 31, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 18, 2023 | Jan 31, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 20, 2023 | Jan 20, 2023 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 20, 2023 | Dec 31, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 20, 2023 | Nov 30, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 20, 2023 | Oct 31, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 20, 2023 | Sep 30, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 8, 2022 | Dec 8, 2022 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Oct 28, 2022 | |||
| 20-F/A | Open Document | Data | Open Filing | AMENDMENT NO.1 TO FORM 20-F | Oct 12, 2022 | Dec 31, 2021 | 001-12158 |
| CORRESP | Open Document | Open Filing | Sep 22, 2022 | |||
| UPLOAD | Open Document | Open Filing | Sep 15, 2022 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 15, 2022 | Sep 14, 2022 | 001-12158 |
| CORRESP | Open Document | Open Filing | Sep 8, 2022 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 31, 2022 | Aug 31, 2022 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Aug 30, 2022 | |||
| 25 | Open Document | Open Filing | FORM 25 | Aug 26, 2022 | 001-12158 | |
| CORRESP | Open Document | Open Filing | Aug 12, 2022 | |||
| 6-K | Open Document | Open Filing | 6-K | Aug 12, 2022 | Aug 12, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 15, 2022 | Jul 14, 2022 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Jul 14, 2022 | |||
| CORRESP | Open Document | Open Filing | Jun 30, 2022 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 24, 2022 | Jun 24, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 21, 2022 | Jun 21, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 21, 2022 | Jun 17, 2022 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Jun 1, 2022 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | May 24, 2022 | May 23, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 20, 2022 | May 20, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 4, 2022 | May 4, 2022 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRANNOTICE | Apr 29, 2022 | 001-12158 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 28, 2022 | Dec 31, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 19, 2022 | Apr 15, 2022 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Apr 8, 2022 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 31, 2022 | Mar 30, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 14, 2022 | Mar 11, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 8, 2022 | Mar 8, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 7, 2022 | Mar 7, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 16, 2022 | Feb 16, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 11, 2022 | Feb 10, 2022 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | SEC SCHEDULE 13G | Feb 4, 2022 | 005-79650 | |
| SC 13G/A | Open Document | Open Filing | Feb 1, 2022 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 27, 2022 | Jan 26, 2022 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 28, 2021 | Oct 28, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 20, 2021 | Oct 18, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 18, 2021 | Oct 18, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 20, 2021 | Sep 20, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 27, 2021 | Aug 26, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 12, 2021 | Aug 12, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 19, 2021 | Jul 19, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 21, 2021 | Jun 16, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2021 | Apr 28, 2021 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRAN NOTICE | Apr 28, 2021 | 001-12158 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 28, 2021 | Dec 31, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 12, 2021 | Apr 12, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 26, 2021 | Mar 25, 2021 | 001-12158 |
| SC 13G | Open Document | Open Filing | SEC SCHEDULE 13G | Feb 3, 2021 | 005-79650 | |
| SC 13G | Open Document | Open Filing | Feb 2, 2021 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 29, 2021 | Jan 28, 2021 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 9, 2020 | Dec 8, 2020 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Dec 8, 2020 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 20, 2020 | Nov 18, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 27, 2020 | Aug 26, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 28, 2020 | Jul 27, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 19, 2020 | Jun 18, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 4, 2020 | May 4, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 30, 2020 | Apr 29, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 30, 2020 | Apr 29, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2020 | Apr 29, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2020 | Apr 29, 2020 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2020 | Apr 29, 2020 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRANNOTICE | Apr 28, 2020 | 001-12158 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 28, 2020 | Dec 31, 2019 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Feb 6, 2020 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 24, 2019 | Oct 23, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 16, 2019 | Oct 15, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 15, 2019 | Oct 11, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 30, 2019 | Sep 30, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 10, 2019 | Sep 10, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 21, 2019 | Aug 20, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 19, 2019 | Jul 19, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 21, 2019 | Jun 20, 2019 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRANNOTICE | Apr 29, 2019 | 001-12158 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 29, 2019 | Dec 31, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2019 | Apr 26, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 18, 2019 | Apr 16, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 15, 2019 | Apr 12, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 21, 2019 | Mar 20, 2019 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Feb 6, 2019 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 1, 2019 | Jan 30, 2019 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 31, 2018 | Dec 28, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 9, 2018 | Nov 8, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 26, 2018 | Oct 25, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 12, 2018 | Oct 12, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 10, 2018 | Oct 10, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 21, 2018 | Sep 20, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 20, 2018 | Sep 19, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 10, 2018 | Sep 7, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 22, 2018 | Aug 22, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 19, 2018 | Jul 19, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 14, 2018 | Jun 14, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 27, 2018 | Apr 27, 2018 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRANNOTICE | Apr 27, 2018 | 001-12158 | |
| 20-F | Open Document | Data | Open Filing | FORM 20-F | Apr 27, 2018 | Dec 31, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 19, 2018 | Apr 19, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 12, 2018 | Apr 12, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 23, 2018 | Mar 23, 2018 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 8, 2018 | Feb 8, 2018 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Jan 30, 2018 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 21, 2017 | Dec 21, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 7, 2017 | Dec 7, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 27, 2017 | Oct 27, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 11, 2017 | Oct 11, 2017 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Sep 21, 2017 | |||
| CORRESP | Open Document | Open Filing | Sep 14, 2017 | |||
| 20-F/A | Open Document | Open Filing | AMENDMENT NO.1 TO FORM 20-F | Sep 14, 2017 | Dec 31, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 11, 2017 | Sep 11, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 24, 2017 | Aug 24, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 4, 2017 | Aug 3, 2017 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Aug 3, 2017 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 19, 2017 | Jul 19, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 11, 2017 | Jul 11, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 10, 2017 | Jul 7, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 29, 2017 | Jun 29, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 16, 2017 | Jun 16, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 15, 2017 | May 15, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | May 2, 2017 | May 2, 2017 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRAN NOTICE | Apr 27, 2017 | 001-12158 | |
| 20-F | Open Document | Open Filing | FORM 20-F | Apr 27, 2017 | Dec 31, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 11, 2017 | Apr 11, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 10, 2017 | Apr 10, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 20, 2017 | Mar 20, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 2, 2017 | Mar 2, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 8, 2017 | Feb 8, 2017 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Jan 27, 2017 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 26, 2017 | Jan 26, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 20, 2017 | Jan 20, 2017 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 25, 2016 | Nov 25, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 27, 2016 | Oct 27, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 18, 2016 | Oct 18, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 12, 2016 | Oct 12, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 8, 2016 | Sep 7, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 6, 2016 | Sep 6, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 25, 2016 | Aug 24, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 15, 2016 | Aug 15, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 2, 2016 | Aug 2, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 8, 2016 | Jul 8, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 17, 2016 | Jun 16, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2016 | Apr 29, 2016 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRANNOTICE | Apr 27, 2016 | 001-12158 | |
| 20-F | Open Document | Open Filing | FORM 20-F | Apr 27, 2016 | Dec 31, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 18, 2016 | Apr 18, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 8, 2016 | Apr 8, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 17, 2016 | Mar 17, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 1, 2016 | Mar 1, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 25, 2016 | Feb 25, 2016 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Jan 27, 2016 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 19, 2016 | Jan 19, 2016 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 26, 2015 | Oct 26, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 23, 2015 | Oct 23, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 5, 2015 | Oct 5, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 17, 2015 | Sep 17, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 28, 2015 | Aug 28, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 14, 2015 | Aug 14, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 14, 2015 | Jul 14, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 8, 2015 | Jul 8, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 7, 2015 | Jul 7, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 29, 2015 | Jun 29, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jun 19, 2015 | Jun 19, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 30, 2015 | Apr 30, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 28, 2015 | Apr 28, 2015 | 001-12158 |
| IRANNOTICE | Open Document | Open Filing | IRAN NOTICE | Apr 27, 2015 | 001-12158 | |
| 20-F | Open Document | Open Filing | FORM 20-F | Apr 27, 2015 | Dec 31, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 24, 2015 | Apr 24, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 20, 2015 | Apr 20, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 9, 2015 | Apr 9, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 23, 2015 | Mar 23, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 23, 2015 | Mar 23, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 23, 2015 | Mar 23, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 2, 2015 | Mar 2, 2015 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Jan 30, 2015 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 26, 2015 | Jan 26, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 8, 2015 | Jan 8, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 8, 2015 | Jan 8, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 8, 2015 | Jan 8, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 8, 2015 | Jan 8, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 8, 2015 | Jan 8, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 7, 2015 | Jan 7, 2015 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 30, 2014 | Dec 30, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 24, 2014 | Dec 24, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 24, 2014 | Dec 24, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 24, 2014 | Dec 24, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 24, 2014 | Dec 24, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Dec 10, 2014 | Dec 10, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 12, 2014 | Nov 12, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 6, 2014 | Nov 6, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Nov 5, 2014 | Nov 5, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 30, 2014 | Oct 30, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 30, 2014 | Oct 30, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 30, 2014 | Oct 30, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 17, 2014 | Oct 17, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Oct 8, 2014 | Oct 8, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Sep 26, 2014 | Sep 26, 2014 | 001-12158 |
| 20-F/A | Open Document | Open Filing | FORM 20-F/A AMENDMENT NO.1 | Sep 17, 2014 | Dec 31, 2013 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 29, 2014 | Aug 29, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 22, 2014 | Aug 22, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 22, 2014 | Aug 22, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 21, 2014 | Aug 21, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 21, 2014 | Aug 21, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 21, 2014 | Aug 21, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 21, 2014 | Aug 21, 2014 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Aug 20, 2014 | |||
| CORRESP | Open Document | Open Filing | Aug 20, 2014 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 18, 2014 | Aug 18, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 14, 2014 | Aug 14, 2014 | 001-12158 |
| UPLOAD | Open Document | Open Filing | Aug 6, 2014 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Aug 1, 2014 | Aug 1, 2014 | 001-12158 |
| CORRESP | Open Document | Open Filing | Jul 30, 2014 | |||
| 6-K | Open Document | Open Filing | FORM 6-K | Jul 11, 2014 | Jul 11, 2014 | 001-12158 |
| CORRESP | Open Document | Open Filing | Jul 11, 2014 | |||
| UPLOAD | Open Document | Open Filing | Jul 2, 2014 | |||
| IRANNOTICE | Open Document | Open Filing | IRAN NOTICE | Apr 30, 2014 | 001-12158 | |
| 20-F | Open Document | Open Filing | FORM 20-F | Apr 30, 2014 | Dec 31, 2013 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 30, 2014 | Apr 30, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2014 | Apr 29, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 29, 2014 | Apr 29, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 22, 2014 | Apr 22, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 11, 2014 | Apr 11, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 3, 2014 | Apr 3, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Apr 1, 2014 | Apr 1, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Mar 11, 2014 | Mar 11, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 27, 2014 | Feb 27, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 21, 2014 | Feb 21, 2014 | 001-12158 |
| 6-K | Open Document | Open Filing | FORM 6-K | Feb 14, 2014 | Feb 14, 2014 | 001-12158 |
| SC 13G/A | Open Document | Open Filing | Feb 3, 2014 | 005-79650 | ||
| 6-K | Open Document | Open Filing | FORM 6-K | Jan 24, 2014 | Jan 24, 2014 | 001-12158 |