| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/24/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/24/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/24/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/26/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/21/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/20/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/17/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 12/12/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 09/18/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 08/31/18 | Statement of changes in beneficial ownership of securities |
|
2 |
