| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 12/31/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/31/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/31/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/19/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/19/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/14/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/13/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/13/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/13/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/13/18 | Statement of changes in beneficial ownership of securities |
|
2 |