| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/23/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/07/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/20/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/15/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/12/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/09/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/07/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/05/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/01/18 | Statement of changes in beneficial ownership of securities |
|
2 |