| Date | Form | Description | XBRL | Pages | |
|---|---|---|---|---|---|
| 02/21/18 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 02/13/18 | 5 | Annual statement of changes in beneficial ownership of securities |
|
1 | |
| 02/02/18 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/22/17 | 3/A | Initial statement of beneficial ownership of securities |
|
1 | |
| 12/15/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 12/14/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 11/14/17 | 4 | Statement of changes in beneficial ownership of securities |
|
1 | |
| 11/14/17 | 3 | Initial statement of beneficial ownership of securities |
|
4 | |
| 10/23/17 | 4 | Statement of changes in beneficial ownership of securities |
|
2 | |
| 10/06/17 | 3 | Initial statement of beneficial ownership of securities |
|
2 |
