| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/21/19 | 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 |
|
2 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/19/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/31/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/25/19 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/18/19 | Statement of changes in beneficial ownership of securities |
|
1 |