| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/22/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/22/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/07/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/07/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 09/18/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/22/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 06/16/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |