| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 08/15/17 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 07/07/17 | 4 | Statement of changes in beneficial ownership of securities | 1 | ||
| 04/24/17 | 4 | Statement of changes in beneficial ownership of securities | 2 | ||
| 04/24/17 | 4 | Statement of changes in beneficial ownership of securities | 2 |
