| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/19/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/19/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/18/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/17/20 | 4/A | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/17/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/16/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/27/20 | SEC STAFF LETTER |
|
1 | ||
| 02/27/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/27/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/21/20 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |
