| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/11/18 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/24/18 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/20/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/20/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/08/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/07/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/06/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
