| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/17/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 05/08/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/20/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/02/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/21/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/23/18 | Statement of changes in beneficial ownership of securities |
|
1 |