| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/26/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/26/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/26/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/05/18 | Statement of changes in beneficial ownership of securities |
|
1 |