| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/20/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/14/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/10/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/11/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/13/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/07/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/13/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
