8-K | Report of unscheduled material events or corporate event | Dec 13, 2018 |     |
4 | Statement of changes in beneficial ownership of securities | Dec 4, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Dec 4, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Dec 4, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Dec 4, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 26, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 21, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 21, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 21, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 21, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 21, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 21, 2018 |    |
8-K/A | Amendment to a previously filed 8-K | Nov 19, 2018 |     |
8-K | Report of unscheduled material events or corporate event | Nov 19, 2018 |     |
10-Q | Quarterly report which provides a continuing view of a company's financial position | Oct 22, 2018 |       |
4 | Statement of changes in beneficial ownership of securities | Oct 19, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Oct 19, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Oct 19, 2018 |    |
8-K | Report of unscheduled material events or corporate event | Oct 18, 2018 |     |
8-K | Report of unscheduled material events or corporate event | Oct 5, 2018 |     |
4 | Statement of changes in beneficial ownership of securities | Oct 3, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Oct 3, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Oct 3, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Oct 3, 2018 |    |
4 | Statement of changes in beneficial ownership of securities | Oct 3, 2018 |    |