4 | Statement of changes in beneficial ownership of securities | Jun 27, 2016 |    |
8-K | Report of unscheduled material events or corporate event | Jun 21, 2016 |     |
4 | Statement of changes in beneficial ownership of securities | May 26, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | May 26, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | May 26, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | May 26, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | May 26, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | May 26, 2016 |    |
8-K | Report of unscheduled material events or corporate event | May 19, 2016 |     |
4 | Statement of changes in beneficial ownership of securities | May 9, 2016 |    |
10-Q | Quarterly report which provides a continuing view of a company's financial position | Apr 29, 2016 |       |
4 | Statement of changes in beneficial ownership of securities | Apr 28, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 28, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 28, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 28, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 28, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 28, 2016 |    |
8-K | Report of unscheduled material events or corporate event | Apr 26, 2016 |     |
8-K | Report of unscheduled material events or corporate event | Apr 25, 2016 |     |
4 | Statement of changes in beneficial ownership of securities | Apr 21, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 21, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 21, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Apr 21, 2016 |    |
8-K | Report of unscheduled material events or corporate event | Apr 19, 2016 |     |
4 | Statement of changes in beneficial ownership of securities | Apr 6, 2016 |    |