| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/13/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/13/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/01/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/31/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/10/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/17/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/05/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/19/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/19/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
