| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/01/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/01/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/23/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/22/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/22/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/22/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/20/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/15/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/15/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/15/18 | Statement of changes in beneficial ownership of securities |
|
1 |