| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 03/14/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/27/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/27/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 02/16/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 01/04/18 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/21/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 12/11/17 | Statement of changes in beneficial ownership of securities |
|
3 | ||
| 11/29/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/27/17 | Statement of changes in beneficial ownership of securities |
|
1 | ||
| 11/21/17 | Statement of changes in beneficial ownership of securities |
|
1 |