| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/29/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 04/29/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/14/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/04/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/26/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/14/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/14/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/08/19 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 02/01/19 | Statement of changes in beneficial ownership of securities |
|
1 |