| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 12月 23, 2021 |  Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML. Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file. Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file. Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
| 6-K/A | Amendment to a previously filed 6-K | 11月 19, 2021 | Open Amendment to a previously filed 6-K in HTML.Open Amendment to a previously filed 6-K in DOC file.Open Amendment to a previously filed 6-K in PDF file.Open Amendment to a previously filed 6-K in XLS file. |
| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 11月 19, 2021 | Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 10月 14, 2021 | Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 9月 27, 2021 | Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 8月 19, 2021 | Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 5月 20, 2021 | Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
| 6-K | Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act | 2月 25, 2021 | Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in HTML.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in DOC file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in PDF file.Open Report of foreign issuer rules 13a-16 and 15d-16 of the Securities Exchange Act in XLS file. |
