| Date | Form | Description | Docs | XBRL | Pages |
| 04/03/19 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 12/21/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 |
