| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/13/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/13/18 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/12/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/12/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/12/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/12/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/21/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/18/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/13/17 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/29/17 | Statement of changes in beneficial ownership of securities |
|
2 |