| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 06/13/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/15/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/11/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/14/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
