| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/15/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/13/18 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/09/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/06/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/06/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/06/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/06/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/06/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/12/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/11/18 | Statement of changes in beneficial ownership of securities |
|
1 |