| Date | Form | Description | Docs | XBRL | Pages |
| 12/13/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/11/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/01/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/24/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/17/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/17/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/13/17 | 4 | Statement of changes in beneficial ownership of securities |
|
3 | |
| 11/09/17 | 4 | Statement of changes in beneficial ownership of securities |
|
3 |
