| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/31/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/17/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 05/09/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/19/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/18/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 04/04/17 | Statement of changes in beneficial ownership of securities |
|
2 |