| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 04/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/26/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/03/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/03/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/03/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 04/03/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 03/08/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/23/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |