| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/28/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/22/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/15/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/14/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/12/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/08/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/07/19 | Statement of changes in beneficial ownership of securities |
|
1 |