4 | Statement of changes in beneficial ownership of securities | Nov 10, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Nov 10, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jul 27, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 13, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 13, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 13, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 13, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 13, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 13, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Jun 6, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | May 23, 2016 |    |
4 | Statement of changes in beneficial ownership of securities | Feb 11, 2016 |    |