| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/24/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/24/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/24/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 01/22/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 08/28/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 05/09/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/28/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 02/01/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 |