| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/14/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
2 | |
| 12/04/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/17/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/16/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/16/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/08/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/16/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/26/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |