| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/19/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 03/18/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 01/03/19 | Annual statement of changes in beneficial ownership of securities |
|
2 | ||
| 11/13/18 | Statement of changes in beneficial ownership of securities |
|
2 | ||
| 06/20/18 | Statement of changes in beneficial ownership of securities |
|
2 |