| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 07/31/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/31/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 07/30/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 06/29/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/16/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/15/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/02/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/14/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/09/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/07/18 | Statement of changes in beneficial ownership of securities |
|
2 |