| Date | Form | Description | Docs | XBRL | Pages |
| 02/16/18 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/15/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/12/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/09/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/05/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/01/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 01/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 |
