| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 01/04/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/28/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/28/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/28/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/22/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/22/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/21/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/21/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/21/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/14/17 | Statement of changes in beneficial ownership of securities |
|
1 |