| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/15/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/01/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 03/01/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/22/19 | Statement of changes in beneficial ownership of securities |
|
1 |