| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 05/15/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/10/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/08/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/23/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/23/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 03/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |